WORKPIECE FINISHING SYSTEM U.S. Patent 6,224,463. May 1, 2001 J.C. Hartzell, Jr., assignor to J.C. J. Metal Processing Inc., Southgate, Mich.

A system for impinging a grit and fluid slurry to a workpiece, wherein the recovery tank opera- bly encourages separation of the grit from the fluid of the slurry for reuse in the nozzle.

PHOSPHATE-BONDED COATING U.S. Patent 6,224,657. May 1, 2001 R.E. Meyers et al., assignors to Sermatech International Inc., Limerick, Pa.

A heat-curable coating composi- tion comprising metallic alumi- num particles dispersed in a heat- curable bonding composition comprising phosphate, chromium

(III), and water; wherein the com- position has a pH in the range from 1.0 to 3.5 and is substan- tially free of chromate.

ELECTROPLATING APPARATUS U.S. Patent 6,224,721. May 1, 2001 G.M. Nelson and T. Maslach, assignors to Nelson Solid Temp Inc., Minneapolis

An electroplating apparatus com- prising an elongated, hollow con- ductive anode tube having first and second ends, an inner conduc- tive surface, and an outer conduc- tive surface from which sacrificial plating metal may be suspended; an elongated cathode conductor disposed within the hollow con- ductive anode tube, the cathode conductor having first and second

ends, corresponding to the first and second ends of the anode tube, and an outer conductive sur- face; an insulation layer disposed between the outer surface of the cathode conductor and the inner surface of the anode tube; an elon- gated cathode bar having an outer conductive surface from which ar- ticles to be plated may be sus- pended; and a conductive jumper connecting the second end of the cathode conductor to the cathode bar.

SYSTEM FOR PRE- AND POST-CLEANING DEPOSITED METAL U.S. Patent 6,227,943. May 8, 2001 J.J. Garant et al., assignors to Znternational Business Machines Corp., Armonk, N.Y.

&Learn about the Process 1 Over 30 standard sizes

to choose from &our the Oven Showroan

Circle 075 on reader card or go to www.thru.to/webconnect Circle 003 on reader card or go to www.thru.to/webconnect

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