praj’s 2nd generation bio refinery - fipi iv/1_vasudeo joshi.pdf · generation ethanol pilot...

PRAJ’s 2nd Generation Bio refinery

Vasudeo Joshi 11th May 2016

© Praj Industries Ltd CONFIDENTIAL www.praj.net

1

• Global Ethanol Leadership

• Scale up & Advancements

• “enfinity” 2nd Gen technology readiness for Commercial

Project

• Innovative “Bolt On” option

• Expertise in Agronomy

• Value Maximization through PRAJ’s 2nd Generation Smart

Bio refinery

Contents

Incauca Plant, Colombia © Praj Industries Ltd CONFIDENTIAL www.praj.net 2

A knowledge based

company

A global Indian

company

A Customer

centric company

A socially responsible corporate citizen

End-to-end

solution provider

Expertise and experience in

process and integration

engineering

Customized solutions

Strong focus on

sustainable development

References across

five continents

Technology backed

solutions

Who We Are

© Praj Industries Ltd CONFIDENTIAL www.praj.net 3

Core Competencies

Driving solutions

through

Improvement

& Innovation Quick

Scale-Up

and

Commerciali-

zation

Technology

and

Process

Knowhow

Engineering

and

Manufacturing

Integration

and

Projects

Focus on Bio-Process Engineering and Solutions in Energy, Environment and Agri-processing © Praj Industries Ltd CONFIDENTIAL www.praj.net

4

Alcohol/ Ethanol plants

Brewery plants

Water and Wastewater Treatment Systems

Critical Process

Equipment & Systems

HiPurity Systems

Pharma

Biotech

F&B

Cosmetics

Bio-Products

-Distillery bioconsumables

-Livestock, health & nutrition products

-Human health & nutrition

-Biochemicals

What We Do


Praj – R&D Capability

Innovation Centre Overview

80,000 sq ft of Labs, Pilot Plants, and

Offices

115 technologists - 30 PhDs, 80 Masters

9 Technology Centers of Excellence -

Biology, Chemistry, Engineering

18 Well Equipped Labs

Pilot Plants

1 MTPD (bone-dry) second

generation ethanol pilot plant

Two 750 kg/d Chemical pilot plants

Intellectual Property

Granted Patents – 11

Patent Applications Filed – 7

Patents Applications in Progress - 8

FOCUS

BIO Refinery Bio-Fuels, Bio-Chemicals

Environment

Health & Wellness


6

Global Ethanol

Leadership


• Over 80% market share in India • Over 65% market share in South East Asia • Amongst top 5 global ethanol plant

suppliers • Over 7 - 8% of Global Ethanol Production

through PRAJ technology • Fingerprinted more than ~ 9000 samples

of 1st generation feedstock • Only Company with integrated R & D

Center for commercialization of Ethanol technologies

• Experience of installing plants across 5 continents

• Offers end-to-end solutions – from concept to commissioning; from feedstock handling to effluent treatment

Global Ethanol Leadership


Global Ethanol Leadership

Fuel

ethanol Beverage

Alcohol

Industrial/

Pharma/

Perfumery

Grade ethanol

Praj : A one–stop-shop for ethanol plants, from

variety of feedstock, grades of product and range of

plant capacities.

Multi feed – Multi Product

Pioneered Smart Distillery


9

Global leadership in Fuel Ethanol Industry

BP-DuPont-ABF JV

UK’s largest ethanol complex – 1200KLPD

Sugarcane juice

based 380 KLPD

ethanol complex –

Sierra Leone

Praj is first choice amongst major global oil producers & holds

leadership in global fuel ethanol industry © Praj Industries Ltd CONFIDENTIAL www.praj.net

Sugarcane juice

based 400 KLPD

ethanol complex –

Peru

wheat based

1200 KLPD

Ethanol plant

Sugarcane juice

based 480 KLPD

ethanol complex

Swiss oil major ethanol complex in West Africa

Colombian oil major – 480 KLPD ethanol

complex in Colombia

Maple Energy - American Oil & Gas

company’s Ethanol complex in Peru

10

Global leadership in Fuel Ethanol Industry

100% market share in Fuel Ethanol in

Colombia

Wheat to ethanol complex in Belgium, EU

Juice/Molasses

based 250 KLPD

Ethanol plant

Juice/Molasses

based 300 KLPD

Ethanol plant

Praj is first choice amongst major global Sugar & Ethanol producers

& holds leadership in global fuel ethanol industry © Praj Industries Ltd CONFIDENTIAL www.praj.net

Sugar beet syrup

based 220 KLPD

Plant

wheat based 750

KLPD Ethanol

plant

Corn based 600

KLPD Ethanol

plant

Corn to ethanol complex in California, U.S.A.

Sugar beet to ethanol complex in U.K.

Sugar beet to ethanol complex in Germany, EU

Sugar beet syrup

based 200 KLPD

plant

Juice/Molasses

based 400 KLPD

Ethanol plant

Juice/Molasses

based 250 KLPD

Ethanol plant

Molasses based

250 KLPD

Ethanol plant

11

Praj - Bioethanol some references


Company Location Capacity

(KLPD)

Feedstock

Vivergo fuels Ltd. UK 1200 Wheat

Biowanze (Crop energies)

S. A

Belgium 758 Grain

Bio-energy Colombia 480 Cane juice

Mapple Inc. Peru 400 Cane juice

Addax bio-energy Sierra

Leone

380 Cane juice

Incauca S.A Colombia 300 Molasses/Juice/ Syrup

Orient Bio-fuels Vietnam 300 Cassava

Manuelita S.A Colombia 250 Molasses/Juice/ Syrup

JGC Philippines 200 Cane juice

Khon Kaen Alcohol Thailand 200 Cane juice/Molasses

Bajaj Hindustan India 160 Molasses

Ingenio Mayaguez Colombia 150 Molasses/Juice/ Syrup

Ingenio Risaralda S.A Colombia 100 Molasses/Juice/ Syrup

Balarampur Chini Mills India 60 Molasses

Multi-feed processing capabilities with reference spread across globe

Praj’s technology solutions

Indian ethanol & biomass

scenario


Ethanol - Demand & Supply scenario in India

14

Sectoral alcohol demand in India

Particulars 2016-17 2017-18 2018-19 2019-20 2020-21 2021-22

Petrol Sale

Projection

(8.38 % CAGR)

27596 29909 32415 35131 38075 41266

Ethanol Requirement

(@ 5% blending) 1380 1495 1621 1757 1904 2063

(@ 10% blending) 2760 2991 3241 3513 3808 4127

(@ 20% blending) 5519 5982 6483 7026 7615 8253

*All figures in TKL

Annual fuel ethanol demand (5%) blend =~1.3 billion liters

GOI plan of 20% ethanol blending by 2022 (EBP) will

require ~5.9 billion liters

Only 11 million MT molasses production for 2014-15

enabling production of 2.6 billion liters of ethanol

Additional ethanol (~5.0 billion liters) demand cannot be

fulfilled with existing feed stock to achieve 20% EBP

target

The surplus biomass available in India can meet the

demand of 20% + EBP in India

India - State wise biomass availability

State Total Biomass produced

(MMT)

Surplus Biomass available after current

utilization (MMT)

Surplus biomass CONVERTIBLE for

ethanol production (MMT)

Collectable Biomass (40%) of Convertible

(MMT)

Tamil Nadu 22.50 8.90 1.66 0.66

Rajasthan 29.90 8.60 0.25 0.10

Kerala 11.60 6.40 0.00 0.00 MP 33.30 10.30 2.03 0.81

Gujarat 29.10 9.10 4.92 1.97

Punjab 50.80 24.80 11.70 4.68 Karnataka 34.20 9.20 1.38 0.55

Delhi 0.00 0.00 0.00 0.00

Orissa 20.10 3.70 1.30 0.52 West Bengal 36.00 4.30 0.00 0.00

Maharashtra 47.60 14.80 11.30 4.52

Chhattisgarh 11.30 2.10 0.43 0.17 Andhra Pradesh 24.90 4.30 0.26 0.10

Bihar 25.80 5.10 3.48 1.39

Jharkhand 0.00 0.00 0.00 0.00

Haryana 29.10 11.30 2.07 0.83

Telengana 19.10 2.70 1.88 0.75

Uttarakhand 0.00 0.00 0.00 0.00 Goa 0.00 0.00 0.00 0.00

HP 0.00 0.00 0.00 0.00

Uttar Pradesh 60.30 13.80 9.00 3.60

Total 485.60 139.40 51.66 20.65 © Praj Industries Ltd Confidential www.praj.net

Global Ethanol

Blending Programs

16/34 © Praj Industries Ltd www.praj.net

North

America:

E10-E15,

E85,

Canada 5%

National

Mandate

Latin

America:

Brazil

E27.5

Colombia

E10

Peru

E7.8,

Argentina

E12,

Paraguay

E27.5,

Ecuador

E5

Africa:

Malawi

E10,

Ethiopia

E5

Zimbabwe

E15

Europe:

UK E20

Belgium

E4,

Spain

E4.4,

Czech Rep

E4.1,

Poland E5,

France E7

Asia:

Philippines

E5,

India

E10,

Thailand

E20 & E85,

China E10

(In 11

Provinces) Australi

a:

E6 NSW

E3 in

Queenslan

d

17

Scale up and Advancements

in Ethanol Technology


Praj expertise in technology scale-up

Praj has rich expertise of over 3 decades of technology scale-up


6KLPD

1200KLPD

Praj’s ethanol plants – across globe

Quick scale-up & commercialization

expertize

• End to end solutions from feedstock

processing to final product

• Integration engineering – water/energy

optimization

• Front end engineering & design (FEED)

• Process & equipment design

• SKID mounted systems

• Architectural & civil engineering

18

Building success ladder 1G 2G

Quick scale-up

& technology

Commercialization

Technology

& Integration

engineering

Project &

construction

management

Engineering

&

Manufacturing

Over 3 Decades of rich experience of ethanol industry along with

Praj’s core competencies enabled us in developing sustainable

future ready technologies


Praj’s core competencies

Research &

Development

Knowledge base

of

700 References

70 countries

5 Continents

16 Patents


enfinity – Praj’s 2nd Gen

Technology READYNESS for

Commercialization


Our technology brings infinite possibilities to the

environment and energy challenges confronting mankind… by

making use of nature’s endless resources. That’s why we

proudly call it…..enfinity.

Enfinity – Praj’s 2G Ethanol Technology

21

– technology optimization journey

Pilot Plant Operations

2009-15

Optimization on customer

preferred biomass &

Engineering package for commercial scale units

2014 -15

Execution of 12 TPD 2nd Gen Bio refinery & Commercial

offerings

2016

Technology optimization journey

Biomass to Bio refinery

Operational since – January 2009

Raw material processing capability –

Corn Cobs + Corn Stover

Sugarcane Bagasse, Cane trash, Pith

Rice straw, Wheat straw, Cotton stalk

Pilot plant trials validated work done at

laboratory & bench scale with Consistence

performance


Material Handling

Washing

Pre-treatment

S/L Separation

Detoxification

Delignification

Enzymatic Hydrolysis

Co Fermentation

C5 Fermentation

Distillation & Dehydration

Waste Water Treatment 24

Technology Evolution via process flows

Material Handling

Washing

Pre-treatment

S/L Separation

Detoxification

Delignification


C6 Fermentation

C5 Fermentation


Waste Water Treatment

Material Handling

Washing

Pre-treatment

S/L Separation

Detoxification

Delignification


C6 Fermentation

C5 Fermentation



Material Handling

Washing

Pre-treatment

S/L Separation

Detoxification

Delignification


C6 Fermentation

C5 Fermentation



© Praj Industries Ltd www.praj.net

Material

Handling

Pre-Treatment C6 Hydrolysis Co-

Fermentation

Distillation,

Dehydration

Boiler

Solids

Liquid

Steam & Power

to process /

export

Steam turbine

Solid-

Liquid

Separation

Biomethanati

on

Bio-

Ethanol

C5,C6

SUGARS

Recycle To process

Biogas

Bio CNG

Bagasse,

Cane trash

Agri- residues

Process Block Diagram

Bio Fertilizer

CO2

Washing

Washing

Pre-treatment

Enzyme

Hydrolysis

Co-fermentation




FMinimizes wear and tear of critical equipments

F Pre-conditioning of feedstock

F Efficient percolation of Catalyst

FMinimization of catalyst requirement

F Extraction of unwanted components

F Swelling of feedstock

Washing with recycled water resulting in minimum down

time

One Step – One pot process

Washing

Pre-treatment

Enzyme

Hydrolysis

Co-fermentation




FLow severity proprietary pre-treatment

FNo exorbitant Material of Construction

FHigh solids handling

FBio-mimetic acids for defibrillation

FEnhanced substrate accessibility

FEfficient xylan to xylose conversion

F Minimal inhibitor formation

FDetoxification eliminated

F Proprietary pre-treatment additive for increased enzymatic

hydrolysis with no additional cost

Pre-treatment developed for maximum yield

Praj’s Pretreatment for Bagasse: SEMA

SEMA: Customized pre-treatment for bagasse; increases hydrolysis

efficiency & minimizes the effect of soluble inhibitors

28

Higher conversion efficiency of hemicellulose to monomeric sugar (maximises C5 and C6 sugars yield by catalysing the hydrolysis of xylosidic and glycosidic)

Higher enzymatic hydrolysis efficiency 65-75%

Lower enzyme dose required

Economical due to low cost of acids (with small increase in CAPEX)

Steam Explosion with Mild Acid (SEMA) offers:


Enzymatic Hydrolysis process

Washing

Pre-treatment

Enzyme

Hydrolysis

Co-fermentation




FEnzyme amenable substrate

FSubstrate preconditioning not required

FMitigation of non-productive binding of enzyme

FProcess designed for high solids

FUnique reactor design developed using CFD

FEnzyme recovery & recycle studied

FOnsite enzyme production under evaluation

Critically optimized hydrolysis process (low power input) at low enzyme dose yielding high sugar concentration

Fermentation

Washing

Pre-treatment

Enzyme

Hydrolysis

Co-fermentation




F Single step : Co-fermentation

F No substrate detoxification

F Non-sterile (Same as 1G)

F Economical industrial inorganic nutrients

F Ease of operation

F Low inoculum requirement

FHigh productivity with negligible residual sugars

FContamination free process

Robust strain with high yield, titer & productivity


Pretreatment Feedstock Handling

Feedstock Preparation System


Fermentation Distillation

& Dehydration

Waste Water

Treatment

End to End integrated process

Value Chain

Leveraging expertise in Process optimization & Integration

Co-

Fermentation

• Yeast strain for efficient utilization of C5 (pentose ) and C6

(hexose) sugars

• Higher yield

• Lower reaction time

• Higher tolerance to solids

Proprietary

robust end

to end

process

• Multi-feed capability

• Pre-treatment

• Efficient degradation of biomass to sugars

• Better biological processing ability

• Efficient enzymatic hydrolysis

• Performance in spite of inhibitors

• No detoxification steps leading to lower capex and opex

• Thermally integrated process to achieve low net energy usage

• Water recycled; achieve zero process liquid discharge

Enzyme

Flexibility

• Proven technology on multiple enzymes

• High yields with different enzyme strains

Intellectual

Property

• Enfinity Technology –

• Process patent filed and already granted in India, SA,

Kenya; pending approval in other countries

Summary : Technology highlights


Innovative “Bolt-On” Option

33 © Praj Industries Ltd CONFIDENTIAL www.praj.net


Hydrolyzed

slurry

Pre-treatment

Enzymatic

Hydrolysis

2G “Bolt-On”

Module

Fermentation

Distillation

Dehydration

Utilities

Existing 1G Bio-

ethanol

complex

Existing Sugar

Factory Existing

Cogeneration

• Many 1G ethanol plants operate

150 - 200 days / annum

• Additional 150-180 days operation

using 2G bolt-on module

• Results in year round operations

of bio-ethanol complex

• Higher asset utilization

• Fewer unit operations hence

lower capEx

• Substantial increase in ethanol

production capacity at lower

capEx

Bolt on: Sugar mill attached distillery

34

Bolt on: Sugar mill attached distillery


Fermentation

Distillation

Dehydration

First Generation

Distillery

Utilities for

Distillery

‘Bolt-on’ module

Second generation Ethanol

Cooling Tower Power Plant WWTP

Lig

nin

Ca

ke

Feedstock Storage

Pre-

Treatment Material

Handling

Hydrolysis Slurry

Solid Liquid

Separation

35

Expertise in Agronomy


Biomass mapping and supply chain development for 2nd Gen


vData analysis for Crop production, area and cropping

pattern in India

vMapping of dense and potential clusters for biomass

availability

vStudy and evaluation of biomass supply chain methods

vDeveloped energy optimized and cost effective module

for biomass supply & operational calendar

vProtocol development for Harvesting & Collection of

Biomass

Feedstock mapping and testing

38 © Praj Industries Ltd www.praj.net

•600 + samples of Lignocellulosic biomass

from India, Latin America, N. America

and Europe.

•100 corn residue samples from USA.

Global Feedstock mapping

• 400 + samples across India : Sugarcane

residues, Corn residues , Rice Straw,

Cotton stalk.

Feedstock type distribution

• Validated analytical methods from NREL

USA. Accomplishments

• Evaluation of newer feedstock's like

Empty Fruit bunches from Palm, grasses,

MSW etc.

Continuous Program

Comprehensive mapping of Cellulosic Feedstocks –Regional & Seasonal Variability © Praj Industries Ltd CONFIDENTIAL www.praj.net

38

Biomass Assessment, analysis and Supply Chain Model

39

• Networking with farmers

• Development of ‘Village Level Entrepreneurs (VLE)’

• Procurement of Rice Straw collection machinery

• Establishment of ‘Decentralize Storage Depot (DSD)’

• Collection of Rice straw

• Compression of Rice straw

• Loading & transport of Rice straw to DSD

• Demonstrating Rice straw supply chain

• Economic feasibility of Rice straw supply chain

• Long term supply agreement for Rice Straw with farmers

• Commercial supply of Rice Straw

Biomass Assessment, analysis and Supply Chain

Model Development

PRAJ TEAM Contractors / Consultants

Outsourcing

Biomass assessment and Machinery

suppliers Private Suppliers Village Level

Entrepreneurs

Private Project Investor with

Biomass supply chain

Project development, DPR & assistance in Financial closures

Appropriate Feed stock Supply Chain

Residue Harvest

Increase bulk density if radius is above 40 Km

Transport storage Delivery Bio-refinery

Grain Harvest

• Cut/ Windrow

• Bale • Stack (20%)

• Load • Transport

• Unload • Stack (60%)

• Transport • Unload

• Storage (20%)

45-50 days Harvesting window –baled straw can directly delivery to bio-refinery


Value Maximization through

PRAJ’s 2nd Gen “SMART”

Bio refinery


Process Know-how

Ethanol & Ethanol based

Chemicals

Biochemicals

Co-Products

Praj Approach ...

• Understanding Feedstock

• Pretreatment &

Fermentation Technologies

• Waste water

treatment & recovery

• Beverage

Alcohol

• Fuel Alcohol

• Pharma Alcohol

• Ethylene

• Propylene

• Acetic Acid

• Ethyl Acetate

• Furfural

• Xylitol

• Ethyl

Levulinate

• Levulinic acid

• Lactic acid

• Succinic acid

• Acetic acid

• CO2 Recovery

• Liquid /Solid

Bionutrients

• Bio-CNG

• Biogas to Power


Multi-Feedstock, Multi Product SMART Bio Refinery

CO 2

Bio Fertilizers

DDGS

Biogas

Lignin cake

Juice

Molasses

Grain

Ligno- cellulosic

MSW

Industrial Alcohol

Fuel grade

Ethanol

Bio-Chemicals

Bio-Jet Fuel

Rectified Spirit

Pharma grade

Ethanol

BIO-REFINERY

1st

Gen

Next

Gen

Multi-Feedstock Multi-Product


Value maximization for Producer through

SMART Bio refinery


Praj innovative 2G Bio refinery provides higher returns

Biomass

1MT

CO2 119 Kgs

Bio-ethanol *

220-325 Liters

Steam & Power

400 Kwh

Bio-CNG 49 KG

Note: 1) Liquid CO2 market price of ₹8/Kg 2) Bio-CNG price ₹45/KG

3) Bioethanol price ₹46.50/Liter 4) Power price ₹ 4/Kwh

5) Carbohydrate content in biomass assumed at ~55%

6) Biomass price of INR 2000-6000 /MT

Total Revenue potential ~ ₹17,000 – 23,000

PRAJ 2G

SMART

BIO-REFINERY

bio-chemicals *

* Bioethanol yield will reduce when sugars are diverted for bio

chemicals

44

Sustainability Matrix

• Volatility in

Feedstock ,

Product &

Energy cost

• Uncertainty in

Policies and

Regulations

• Capex

Optimization

• Value

Maximization

• Sweating the

existing

assets

• Environmenta

l care

• Profitabilit

y

Improvement

• Return to

Farmers

• Round the Year

Operation

• Zero Liquid

Discharge

• Energy and Water

Reduction

• Multi-product

Facility

45/34 © Praj Industries Ltd www.praj.net © Praj Industries Ltd www.praj.net

Proposed Project Model


Project Model – Biomass to ethanol project

Technology & EPC company

Biomass to ethanol Project

Biomass logistic & supply company

PROJECT OWNER

• Rice straw assessment ,

analysis & supply chain model

develop.

• FEED & Project cost estimate

• Extended basic & detail

engineering

• Fabrication & supply of critical

equipment

• Procurement & supply of

vendor manu. Equipment &

packages

• Project & construction

management

• Site fabrication & installation

of plant and machinery

• Commissioning, stabilization &

performance guarantee run

• Operational support & after

sales services

• Networking with farmers

• Development of ‘Village Level

Entrepreneurs (VLE)’

• Procurement of Rice Straw collection

machinery

• Establishment of ‘Decentralize

Storage Depot (DSD)’

• Collection of Rice straw

• Compression of Rice straw

• Loading & transport of Rice straw to

DSD

• Demonstrating Rice straw supply chain

• Economic feasibility of Rice straw

supply chain

• Long term supply agreement for Rice

Straw with farmers

• Commercial supply of Rice Straw

• Site selection & land

development

• Statutory & regulatory

approvals for plant set-up

• Plant operations &

maintenance

• Project execution reviews

• Procurement & supply of plant

consumables

• Off-take of ethanol and other

by-products


Project Execution Step 1

Process

Design

Package

Step 2

Basic Engg.

Package

Step 3

Detailing

Engg. &

Fabrication

Step 4

Site work /

Assembly /

Erection

Step 5

Plant

Completion &

Start-up

Process Design Package (PDP)

1. Overall Plant Configuration including

utility, effluent, etc.

2. Process Block diagram along with

process description.

3. Design Basis and Assumption.

4. Mass and Energy Balance.

5. Raw material , utility ,effluent details

6. Operation Philosophy.

7. Raw material and effluent storage

and handling philosophy.

8. Physical and Chemical Properties of

each process streams.

9. Analytical Sampling Points and

Frequency.

Basic Engineering Package

1. Overall Plant Configuration with scope.

2. Engineering Process Flow Diagram( with

MBEB).

3. Overall Mass and Water Balance.

4. Equipment Sizing .

5. Conceptual Layouts and Plot plan.

6. Engineering Battery Limits and tentative

location.

7. Inputs and Output consumption and

specification.

8. Static Equipment Civil Load Data(CLD).

9. P&I D s.

10. Electrical Load list(Based on theoretical

calculation).

11. Enquiry specs of B.O. and Instrumentation.

12. Control Philosophy of each process section

13. HAZOP study (If required).

FEED & Extended Detail Engineering

Activity will be done by various disciplines.

Disciplines involved in detail engineering are –

1. Process Engineering for Extended Basic.

2. Static Equipment Engineering.

3. Piping Engineering.

4. Electrical and Instrumentation engineering.

5. Civil and Structure engineering.

Value Chain


49/34

Partnerships Across

Value Chain

© Praj Industries Ltd www.praj.net

Custom

er

Engine

ering

Plant

&

Machi

nery

Techno

logy

Feed

Stock

Sugarc

ane

Refine

ry

Bioref

inery

Innovate .

Integrate .

Deliver

Advantage Praj Take Aways ….


• Globally acclaimed

• Working experience with leading Oil Companies across

Globe

• More than 220 Ethanol references of 1G plants in

India, 110 are attached to Sugar mills : Opportunity

for Bolt On modules

• End to End Solutions – Biomass Supply Chain to

Product loading under one roof

• Project Developer – Single Window Service

Advantage Praj Take Aways

51

• Single largest human resource base in Ethanol sector

worldwide.

• Leveraging Multi feed stock, Multi Product handling

experience of ethanol : Smart Bio refinery – Offering

Flexibility & Viability

• Improvements through continuous Process Optimization and

Integration leading to better economic viability

• In house expertise in design & execution of integrated waste

water treatment plants – Zero liquid discharge

• Indigenous technology : Appropriate & Robust yet Advanced

Supporting Make in India Initiative © Praj Industries Ltd CONFIDENTIAL www.praj.net

Thank you

[email protected]


mailto:[email protected]

praj’s 2nd generation bio refinery - fipi iv/1_vasudeo joshi.pdf · generation ethanol pilot...

Documents