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backing having a major surface; a plurality of abrasive particles; a binder, which adheres the plural- ity of abrasive particles to the ma- jor surface of the backing; and an antiloading component.
ROLLER SUPPORT DEVICE IN MOLTEN METAL PLATING BATH
U.S. Patent 5,954,880. Sept. 21, 1999 A. Aoki et al., assignors to NSK Ltd., Tokyo and Sumitomo Metal Industries, Ltd., Osaka
A roller support device in a mol- ten metal plating bath comprising a roller disposed in the molten metal plating bath; a shaft pro- jecting from a central portion of an end side of the roller and ex- tending axially and concentrically with the roller; at least one rolling bearing assembly.
COMPOSITION FOR COATING
REMOVAL
U.S. Patent 5,954,890. Sept. 21, 1999 P.E. Smith et al., assignors to Eldorado Chemical Co. Inc., San Antonio
A method of rendering a poly- meric coating on a surface soft- ened to release at about ambient temperature comprising applying a composition consisting of hydro- gen peroxide or organic peroxide, benzyl alcohol, N-methyl pyrroli- done, water, a corrosion inhibitor, and a thickener; the composition having a pH of 6.5 to 11.0.
ZINC PHOSPHATE COATlNG
U.S. Patent 5,954,892. Sept. 21, 1999 E.M. Musing0 and C.R. Ike, assignors to Bulk Chemicals Inc., Reading, Pa.
A method for forming a zinc phos-
DOES YOUR POWDER Boom DO BACKFLIPS?
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phate coating on a metal surface comprising contacting with a bath comprising an aqueous solution of zinc, phosphate, nitrate, nickel, a compound containing a group IV-B element, and a fluosurfac- tant.
SILVER PLATING IN PRINTED CIRCUIT BOARD MANUFACTURE
U.S. Patent 5,955,141. Sept. 21, 1999 A.M. Soutar and P.T. McGrath, assignors to Alpha Metals Inc., Jersey City, N. J.
A process for forming a silver coating on a surface of a first metal having a first electroposi- tivity less than an electropositiv- ity of silver comprising contacting the surface of the first metal with an aqueous composition compris- ing silver ions and a complexing
SCR (Thyristor) Power Supplies STANDARD FEATURES
Sin& and 3-chase inour.
l-2Om’A Voltage and C&t feedback (optional). Available Options.
Current Density Also available from Aldonex Pulse Output. Manual Variable Transformer Control Duration Timers with or w/o Alarm Motorized Variable Transformer Control Dual Input Voltage. Tapswitch Control Variable Ramp. Stand alone Periodic Reverse Low Output Ripple. Modular Assemblies Multiple DC Voltage Taps. Microprocessor Control Digital Volt and Amp meters.
ALDONEX, INC. 2917.19 St. Charles Rd.
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August 2000 93
