Patents for C25D 3 - Electroplating; Baths therefor (11,896)
04/1990
04/10/1990CA1267632A1 Solubilization of benzylidene acetone
04/10/1990CA1267631A1 Trivalent chromium electrolyte and process employing vanadium reducing agent
04/04/1990EP0361705A2 Gold plating bath and method
04/04/1990EP0361451A1 Process for producing a thin alloy film having high saturation magnetic flux density
04/04/1990EP0360848A1 Use of a gold bath for the preparation of dental prosthesis.
04/03/1990US4913787 Reacting potassium aurous cyanide and thiourea
03/1990
03/28/1990EP0360781A2 Process for the single or double-sided zinc plating of stainless steel
03/28/1990EP0360192A1 A process for manufacturing a grain chill roller
03/27/1990US4912278 Friedel-Crafts reactions
03/27/1990US4911799 Electroplating bath containing complexing agent
03/27/1990US4911798 Electroplating bath containing complexing agent
03/21/1990EP0358727A1 Electrochemical process for manufacturing a pore-free membrane based on palladium and supported by a porous metallic element
03/21/1990CN1040633A Method of reducing weight loss of lead and lead-alloy anodes in chromium electroplating bath
03/21/1990CN1040632A Low-cost high brightness electroplating technology
03/14/1990EP0358375A1 Platinum or platinum alloy plating bath
03/14/1990EP0357839A1 Process for electroplating tin
03/14/1990CN1007165B Aureate coins, badges and tokens
03/08/1990WO1990002220A1 Composition for a wear-resistant coating with low coefficient of friction and manufactured article with said coating
03/07/1990EP0357326A2 Inhibiting corrosion of lead or lead-alloy anodes in a chromium electroplating bath
03/06/1990US4906342 Plating bath for electrodeposition of aluminum and plating process making use of the bath
02/1990
02/28/1990EP0355804A2 Electroplating composition and process
02/27/1990US4904544 Zn-based composite-plated metallic material and plating method
02/27/1990US4904355 Plating bath for electrodeposition of aluminum and plating process making use of the bath
02/27/1990US4904354 Akaline cyanide-free Cu-Zu strike baths and electrodepositing processes for the use thereof
02/27/1990US4904353 Sunshades
02/21/1990CN1039764A Method of making metal inlaid handicraft article
02/20/1990US4902388 Method for electroplating nickel onto titanium alloys
02/20/1990US4902342 Method for the manufacture of non-allergy creating precious metal objects
02/14/1990EP0354891A1 Method and device for regenerating a solution for the electrolytic deposition of iron
02/14/1990CN1039629A Electroplating solution for bright plating sn-zn alloy
02/14/1990CN1039628A Colour electroplating of chromium
02/13/1990US4900406 Method of electrolytic metal coating of a strip-shape metal substrate and apparatus for carrying out the method
02/07/1990CN1006694B Surface treated steel strip having improved weldability and process for making
02/06/1990US4898652 Polyoxalkylated polyhydroxy compounds as additives in zinc alloy electrolytes
01/1990
01/31/1990EP0352721A2 Process for galvanically metallizing a substrate
01/30/1990US4897317 Corrosion resistant Zn-Cr plated steel strip
01/30/1990US4897166 Surfactant and a perfluoroalkyl-containing ester of phosphoric acid
01/30/1990US4897165 High molecular weight endcapped polyoxyethylene glycol surfactant, copper sulfate; throwing power
01/23/1990US4895633 Method and apparatus for molten salt electroplating of steel
01/17/1990CN1038806A Process for preparation of hydroxyl alkyl sulphonic acid as plating solution
01/16/1990US4894125 Multilayer chromium absorbers for solar radiation
01/10/1990EP0350387A2 Additives for electroplating compositions and methods for their use
01/10/1990EP0350048A2 Zn-Ni alloy-plated steel sheet with improved impact adhesion and a manufacturing process therefor
01/10/1990CN1038676A Electroplating bath for depositing functional, at high efficiencies, chromium which is briqht and smooth
01/09/1990US4892776 Circuit board material and electroplating bath for the production thereof
01/09/1990US4892628 Electrodeposition of amorphous ternary nickel-chromium-phosphorus alloy
01/02/1990US4891480 Apparatus including electrical contacts
12/1989
12/27/1989EP0348043A1 Electroplating bath and process for depositing functional chromium
12/27/1989CN1006240B Conversion method of cyanide-containing silver plating solution to cyanide-free
12/26/1989US4889602 Electroplating bath and method for forming zinc-nickel alloy coating
12/20/1989EP0346981A1 Method of electrolytic metal coating of a strip-shape metal substrate and apparatus for carrying out the method
12/20/1989EP0346740A1 Alcaline aqueous bath for the galvanic deposition of zinc-iron alloys
12/19/1989US4888574 Electrodepositing nickel-phosphorous from a plating bath free of sulfate and chloride salt
12/13/1989EP0346161A1 Acid zinc-nickel plating baths
12/13/1989CN1006079B Intensification technical for low-temp.-plating-iron with ion-bombardment permeating
12/12/1989US4886585 Using bath containing silver cyanide, potassium cyanide and potassium carbonate
12/06/1989EP0344385A1 Method and apparatus for molten salt electroplating of steel
12/05/1989US4885064 Additive composition, plating bath and method for electroplating tin and/or lead
11/1989
11/29/1989EP0343559A1 Use of 2-substituted ethane sulfone compounds as galvanic auxiliary agents
11/29/1989CN1037552A Composite processing technology for resisting corrosion
11/28/1989US4883567 Method of plating metallo-gallium films
11/23/1989EP0342585A1 Coated steel sheets and process for producing the same
11/21/1989US4882199 Method of forming a metal coating on a substrate
11/15/1989EP0341415A1 Process for electroplating a zinc-nickel alloy on a steel strip
11/15/1989CN1037178A Compound brightener for the use in electrozincing
11/14/1989US4880507 Nonionic surfactants
11/09/1989EP0294387A4 Method and apparatus for biological processing of metal-containing ores.
11/02/1989EP0339536A1 Plating bath for electrodeposition of aluminum and plating process making use of the bath
11/02/1989EP0339535A1 Plating bath for electrodeposition of aluminum and plating process making use of the bath
10/1989
10/31/1989US4877497 Acidic electro-galvanizing solution
10/31/1989US4877496 Zinc-nickel alloy plating solution
10/31/1989US4877494 Corrosion resistant plated steel strip and method for producing same
10/24/1989US4875983 Process for continuous electrodeposition of chromium metal and chromium oxide on metal surfaces
10/24/1989US4875262 Process for manufacturing a grain chill roller
10/17/1989US4874677 Wires with lead sheathing; high capacity; refrigerators
10/11/1989EP0181927B1 Electrodeposition of amorphous alloys
10/04/1989EP0335683A2 Electroplated alloy coatings having stable alloy composition
10/03/1989US4871429 Limiting tin sludge formation in tin or tin/lead electroplating solutions
09/1989
09/28/1989DE3809139A1 Verwendung einer palladium/nickel-legierungsschicht als zwischenschicht zwischen einem nichtkorrosionsbestaendigen oder wenig korrosionsbestaendigen metallischen grundmaterial und einer nach dem pvd-verfahren aufgebrachten beschichtung Using a palladium / nickel-alloy layer as intermediate layer between a nichtkorrosionsbestaendigen or little korrosionsbestaendigen metallic base material and an applied after the pvd coating process
09/27/1989EP0334657A2 Method of surface treatment of copper foil or copper clad laminate for internal layer
09/20/1989EP0332948A2 Process for manufacturing high temperature resistant metal layers on ceramic surfaces
09/13/1989CN1035533A Ni-plating solution and method
09/12/1989US4865700 Plating bath and process for making microporous chromium deposits
09/08/1989WO1989008156A1 Gold bath
09/07/1989DE3805627A1 Goldbad Gold bath
08/1989
08/30/1989EP0329877A1 Electroplating bath and process for maintaining plated alloy composition stable
08/29/1989US4861442 Zinc-nickel alloy plating bath and plating method
08/23/1989EP0329057A1 Use of a zinc- or zinc alloy-coated steel sheet having excellent spot-weldability
08/22/1989US4859291 Method of performing industrial low hydrogen embrittlement nickel plating by use of an insoluble anode
08/22/1989US4859289 Process for producing a metal wire useful as rubber product reinforcement
08/16/1989EP0328128A1 Process concerning the adhesion between metallic materials and galvanic aluminium layers and the non-aqueous electrolyte used therein
08/15/1989US4857154 Method for producing a Zn-series electroplated steel sheet
08/10/1989WO1989007162A1 Electrochemical processes
08/08/1989CA1258169A1 Sidewall insulation of a chamber type furnace for baking carbon blocks
08/01/1989US4852791 Immersion of aluminum tubes into zinc bath, electrolysis, then brazing
07/1989
07/25/1989CA1257845A1 Electrolytic production of chromium surface coatings
07/18/1989US4849303 Alloy coatings for electrical contacts
07/18/1989US4849301 Multilayered coated corrosion resistant steel material
07/18/1989US4849060 Quaternary ammonium halide, alkali metal halide
07/18/1989US4849059 Alkanesulfonic acid electrolyte