can coating system

..-rAL CLU_ MnIIODU.S. Patent 5,909,742. June 8, 1999J. Ouyang et al., assignors toBetzDearborn Inc., Trevose, Pa.

A method for preparing metal su­faces for the application of paintand siccative coatings theretocomprising adding an effectiveamount of an aqueous solution ofcitric acid, a hydroxycarboxylicacid salt, a nonionic surfactanthaving an HLB of 3 to 8, andsodium xylene sulfonate.

~IISTSI"'••CO..OSITiOIIu.s. Patent 5,909,744. June 8, 1999J.J. Sahbari, assignor to Silicon ValleyChemlabs Inc., Sunnyvale, Calif.A method for removing photoresistfrom a substrate comprising con-

tacting with a stripping solutionconsisting essentially of5 to 95% byweight of one or more dibasic es­ters; 1 to 65% by weight of tetrahy­drofurfuryl alcohol or a water­soluble alcohol, glycol, glycol ether,or mixture thereof; and 5 to 60% byweight deionized water.

IIOTAIIY ATO**' ...........U.S. Patent 5,909,849. June 8, 19991. Yamasaki et al., assignors toToyota Jidosha KK, Toyota, Japan

A rotary atomizing electrostaticcoating apparatus comprising arotary atomizing head includingan axis of rotation and a paintfeed nozzle assembly.

CAW coa,.. SVSI_

u.S. Patent 5,910,219. June 8, 1999T. T. Perry et al., assignors to UnitedTechnologies Corp., Hartford, Conn.

A coating apparatus comprising acan defining a chamber; a hollowsleeve defining an internal spacelocated within the chamber; pas­sage means located in the hollowsleeve for communicating the an­nular space with the internalspace; lid means for enclosing thecan and hollow sleeve for forminga closed compartment; and sup­port means for supporting a work­piece at least partially within theinternal space wherein the activa­tor is located within the internalspace below the workpiece.

and the surfacetreatmentsFrench magazineORGANIZE

the 13th international conference on surface treatments in the aeronautical and aerospace industries

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