PLATE A N D CORRESPONDING

PRODUCT

EP 1378586 (Nippon Paint Co Ltd) Fujimoto, D.; Miyamoto, S. et al. A zinc phosphate-containing sur- face conditioning agent to be used for surface conditioning as pre- t rea tment for zinc phosphate con- version coating of a metall ic mater ia l , which contains from 500 to 20,000 ppm of zinc phos- phate and which has a pH of from 3 to 11, where zinc phosphate has an average particle size of 3pm and D90 of at most 4~m.

BATH FOR GOLD

ELECTRODEPOSlTION

EP 1378590 (Metalor Technologies Internat.) Aeby, P.A.; Laude, P.

METHOD A N D APPARATUS FOR

AVOIDING PARTICLE

ACCUMULATION DURING AN

ELECTROCHEMICAL MECHANICAL

PROCESS

EP 1379357 (Nutool Inc.) Basol, B.M.; Talieh, H. et al. Par t icula te metal formed by whatever means on a surface for electrodeposit ion will adverse ly affect the outcome. Removal means incl. polar i ty reversal to bring about anodic dissolution, even if only to reduce part icle size, or mechanical means such as brushing. Alternatively the work can be rota ted during electrode- position

PRINTING CYLINDER

MANUFACTURE EP 1379394 (Starbase AG (CH)) Keating, M. Printing or gravure cylinder pre- cursor is made of plast ic onto which metal can be electro- formed.

METHOD OF PURIFICATION OF A REDOX MEDIATOR SOLUTION BEFORE ELECTROLYllC

REGENERATION THEREOF EP 1379703 (Hydro Quebec) Mahdavi, B.; Amouzegar, K. et al.

INTERMETALLIC WEAR-RESiSTANT

MATERIAL FOR PISTON RINGS

EP 1379705 (Koncentra Verkst S AB) Li, C.; Aram, M. et al. Piston ring subs t ra te comprises at least 50 volume %, of at least one intermetallic alloy, based on the total volume of the wear- resistant composition. Piston ring comprising a wear-resistant com- posite composition and coating comprising a wear-res is tance composition, the wear - res i s tan t composite composition compris- ing a ceramic compound.

Call the Doctor! DR. NED V. MANDICH, CEF Specialist for Hard & Decorative Chromium; Pulse & Pulse-Reverse; Continuous Strip; SuIfamate Nickel; Copper; Zinc; Barrel Plating

/ Guaranteed Results; R&D Lab; Contract Research / 18+ years hands-on owner of a plating facility ,/' Scientist with 100+ published papers & 12 patents

Tin • Tin/Lead • Copper Zinc • Nickel

Specializing in the following tin and tin/lead anodes and products

*~ D Shaped- 2"x4" & l"x3" o~ Ovals, 1.5" x 3 s.° Mossy tin

4, Tin shot & powder .**°Balls - 2", 7•8", ¾" & ½" g. Chunks- ¾", 1" & 1 5•8"

o$o Bars- l"x3" & l"x4" Stars- 10, 12 or 16 points

To obtain product information, price quotations or locate a distributor near you, contact

Greg Mcllvaine (800) 496-4113 * Email: greg@grantmfg.com

RO. Box 69. 200-C Furnace Street. Birdsboro, PA. 19508

www.grantmfg.com Circle 036 on reader information card

or go to www.thru.to/webconnect

APPARATUS FOR PROVIDING ELECTRICAL A N D FLUID

COMMUNICAT ION TO A ROTATING

MiCROELECTRONIC WORKPIECE

DURING ELECTROCHEMICAL

PROCESSING

US. 6673216 (Semitool Inc.) Pedersen, ~M.; Erickson, J.J. Electrical connection means for rotating shaft in electrolysis cell etc.

ACMCompany, lnc, r~plete ~ Zx~ Re~ and ~e~a~on~l~

Ion Exchange Resin

Regeneration

Systems • Service

Sales

Phone: 410-420-8001 Fax: 410-420-8003

wy~°8¢mix.cofl~ F086 Approved

Circle 005 on reader information card or go to www.thru.to/webconnect

July/August 2004 91