Patents for C25D 5 - Electroplating characterised by the process; Pretreatment or after-treatment of workpieces (17,883)
03/1981
03/18/1981EP0025220A1 Additive-free hard gold electroplating and resulting product
03/11/1981EP0024964A1 Apparatus for electroplating, and chromium plating process using this apparatus
03/10/1981US4255239 Conditioning with urea or thiosemicarbazide before electrodeposition
03/03/1981US4253916 Vibratory plating method
02/1981
02/24/1981US4252866 Dual layer-coated electro-galvanized steel sheet for coating with excellent bare corrosion resistance, corrosion resistance after coating and formability
02/17/1981US4251329 Process for producing a highly corrosion resistant electroplated steel sheet
02/17/1981US4251328 Deplating, with an electroplating brush
02/17/1981US4251327 For p-n junction of a photoelectric device
02/11/1981EP0023762A1 Method of plating with titanium and a substrate plated with titanium
02/10/1981CA1095455A1 Wear-resistant zinc articles and process of manufacture
01/1981
01/27/1981US4247372 Silver plating
01/20/1981CA1094010A1 Treating-thin tin-plated steel with chromic acid or sodium dichromate
01/13/1981US4244788 Transducer-plated magnetically anisotropic metallic recording films, and associated techniques
01/06/1981US4243729 Metallic hermetic sealing cover for a container
01/06/1981CA1093012A1 Electroplating apparatus
12/1980
12/30/1980US4242179 Impregnation with cadmium nitrate
12/23/1980US4240880 Method and apparatus for selectively plating a material
12/10/1980EP0020021A2 Method for the direct electrodeposition of a chromium layer on a metal substrate and a lithographic sheet comprising a metal substrate covered with such an electrodeposited chromium layer
12/10/1980EP0020008A1 High-speed plating arrangement and stamper plate formed using such an arrangement
12/02/1980US4236991 Electrochemical cells
12/02/1980US4236977 Method for preplating steel surfaces
12/02/1980US4236976 Removal of electroless deposits prior to second electroplating process
12/02/1980US4236940 Wear resistant titanium alloy coating
11/1980
11/27/1980WO1980002570A1 Solution for activation of dielectric surface and obtaining conducting layer thereon
11/25/1980US4235691 Apparatus for electroplating an outer surface of a workpiece
11/25/1980US4235226 Collector panel for solar energy
11/25/1980CA1090238A1 Process for cleaning articles after galvanic and/or chemical surface treatment
11/25/1980CA1090212A1 Method of plating metals
11/12/1980EP0018500A1 Electroplating with a selective increase of the deposition rate
11/04/1980US4231848 Method for making a raw board for use in printed circuits
10/1980
10/28/1980US4230538 Strip line plating cell
10/21/1980US4229269 Spray cell for selective metal deposition or removal
10/21/1980CA1088023A1 Continuous production of iron by electrolysis of a ferrous electrolyte
10/15/1980EP0017139A1 Process for the simultaneous electroplating and mechanical honing of surfaces of a workpiece made of light metal
10/14/1980US4227986 Apparatus for providing a surface coating on the wall in a cavity by means of electrolytic plating
09/1980
09/30/1980US4225397 New and unique aluminum plating method
09/23/1980US4224118 Method of masking plated article with a poly(isobutyl methacrylate) and poly(vinyl toluene) containing coating
09/23/1980US4224117 Closed electrolytic cell arrangement allows for the use of high speed and high pressure
09/17/1980EP0015765A2 An electroplated plastics object and a process for the manufacture thereof
09/09/1980US4221845 Process for pretreatment of light metals before galvanization
09/09/1980US4221844 Decorative coating of metal
09/02/1980US4220504 Rotating disk with absorbent surface
08/1980
08/12/1980US4217183 Maskless, exposure to energy beam
08/05/1980US4216064 Method of assessment of the effect of current periodical polarity inversion in electrochemical processes
07/1980
07/29/1980US4214954 Plated metallic cathode with porous copper subplating
07/29/1980US4214952 Anodizing, bubbling
07/29/1980CA1082817A1 Method of depositing metal conducting patterns on large area surfaces
07/23/1980EP0013328A1 Method for treatment of a metal surface
07/23/1980EP0013310A1 Process for the manufacture of a photo-resist image
07/15/1980US4212907 Pre-treatment for molybdenum or molybdenum-rich alloy articles to be plated
07/08/1980US4211006 Guarded razor blade
07/01/1980US4210497 Resilient, electrically insulating net or fibrous strip conveyor wound helically around anode
06/1980
06/24/1980CA1080051A1 Method of treating steel sheets for forming
06/17/1980CA1079463A1 Overlapped plated steel strip for making anticorrosive double wall steel pipes
06/10/1980CA1079219A1 Method and compositions for electroplating copper and brass
06/03/1980US4206028 Electrochemical polishing system
06/03/1980US4206020 Electrochemical process using a fluidized electrode
05/1980
05/20/1980US4203809 Copper foil hypochlorite treatment method and product produced
05/14/1980EP0010989A1 Method of plating aluminium
05/13/1980CA1077428A1 Chromated electro-galvanized steel sheet excellent in corrosion resistance and process for manufacturing same
05/06/1980US4201635 Method and apparatus for carrying out an electrolysis process
05/06/1980CA1076988A1 Electro-deposition of metal coatings at high current densities
04/1980
04/30/1980EP0010415A1 Method for producing a semiconductor film
04/29/1980US4200674 Method of preparing heat-transfer members
04/22/1980US4199415 Selective plating process
04/22/1980US4199408 Method of fabricating a body having a plurality of conductors
04/17/1980WO1980000716A1 Method of corrosion-resistant plating
04/16/1980EP0009846A1 Steel wire, cord or cable coated with a metal alloy, process for the manufacture thereof and products formed from an elastomeric material reinforced with one of said elements
04/08/1980US4197359 Hub for a disk storage medium
04/08/1980US4197171 Solid electrolyte material composite body, and method of bonding
04/08/1980CA1075194A1 Process and apparatus for electrowinning
04/01/1980US4196062 Method of brightening electrodeposited chromium
04/01/1980US4196061 Direct nickel-plating of aluminum
03/1980
03/25/1980US4195117 Process for electroplating directly plateable plastic with nickel-iron alloy strike and article thereof
03/25/1980CA1074215A1 Containers
03/19/1980EP0008919A1 Silver plating process, and solution for use therein
03/19/1980EP0008875A1 Device and apparatus for and method of electrolytically treating the surface of a metal strip
03/18/1980US4193847 Method of electrodeposition
03/11/1980US4192722 Composition and method for stannate plating of large aluminum parts
03/11/1980US4192720 Electrodeposition process for forming amorphous silicon
03/11/1980CA1073400A1 Electrodeposition process
03/11/1980CA1073322A1 Ceramic treating process and product produced thereby
03/04/1980US4191617 Process for electroplating directly plateable plastic with cobalt alloy strike and article thereof
02/1980
02/26/1980US4190504 Coatings of zinc-tin alloyk zinc, and chromate
02/26/1980US4190493 Protective layer of tungsten or molybdenum
02/20/1980EP0008296A1 Supplier of direct current with superimposed alternating current.
02/19/1980US4189356 Strike coating
02/19/1980CA1072045A1 Metallized plastic molding and method for producing the same
02/12/1980US4188459 Corrosion resistant plating and method utilizing alloys having micro-throwing power
02/12/1980CA1071568A1 Electrolytic plating method and apparatus for discrete microsized particles
02/06/1980EP0007447A1 Method of making microperforated surfaces and application of said method
02/05/1980US4187166 Electrodeposition, rinsing
01/1980
01/29/1980US4186063 Mechanically forming pits on wall surface, electrodepositing metal to produce dendrites and honeycomb-like nucleate boiling surfaces, plating the dendrites
01/29/1980US4186062 Continuous tab plater and method
01/29/1980CA1070635A1 Method and apparatus for selectively electroplating an area of a surface
01/22/1980US4184928 Electrodeposition of tin-zinc alloy from electrolyte of sulfamic acid, zinc sulfamate and tin sulfate
01/15/1980US4183799 Using nonconsumable electrodes
01/15/1980US4183790 Electrolytic method of producing an active cobalt electrode for the evolution of hydrogen
01/09/1980EP0006459A2 Application of an electroforming process to the preparation of precise flat pack components
01/08/1980US4182638 Coating process with voltammetric sensing of the coating solution