Patents for C25D 5 - Electroplating characterised by the process; Pretreatment or after-treatment of workpieces (17,883)
03/1994
03/29/1994US5298116 Process for producing a matted embossing surface for an embossing tool for making press-formed laminates
03/23/1994EP0390827B1 Process for manufacturing through-contacting printed circuit boards
03/22/1994CA1327955C Thin layer electrolytic silver plating process and application thereof to raceways
03/16/1994CA2105724A1 Method and apparatus for electrolytically plating copper
03/15/1994US5294485 Organic composite coated steel strip having improved corrosion resistance and weldability
03/08/1994US5292418 Local laser plating apparatus
03/03/1994WO1994004591A1 Solution for coating non conductors with conductive polymers and their metallization process
03/03/1994CA2142856A1 Solution for coating non-conductors with conductive polymers and their metallization process
03/02/1994EP0584096A1 Process and device for electrolytically coating a steel object on one or both sides.
03/02/1994CN1082988A A highly corrosion-ressistant nickle plating sheet steel and its manufacturing method
03/01/1994US5290597 Partially curing, degreasing, treating with oxidizing agent, applying electroless copper or nickel, curing, applying secondary metal
02/1994
02/23/1994EP0583426A1 Improved process for preparing a nonconductive substrate for electroplating.
02/23/1994CN1082763A An inner-shield material to be attached inside a color cathode ray tube and manufacturing method thereof
02/22/1994US5288519 Insulation layer for mold; hydrolysis of polyamic acid, degreasing, curing, surface oxidation-reduction of formed polyimide
02/22/1994US5288382 Optical fine processing apparatus
02/17/1994WO1994003655A1 Process for the electrolytic processing especially of flat items and arrangement for implementing the process
02/17/1994WO1994003654A1 Minimization of mounds in iron-zinc electrogalvanized sheet
02/16/1994EP0583009A1 Ceramic coating method for metallic substrate
02/15/1994US5286366 Etching; forming three nickel layers of varying brightness; applying chromate coating
02/09/1994EP0581823A1 Means for the selective formation of a thin oxidising layer.
02/09/1994EP0581816A1 Method for selectively coating non-conductors with carbon particles and use of copper containing solutions therein
02/09/1994CN2155376Y Electric brush plating machine tool for finishing
02/09/1994CN1081723A Super-lower chromicacid electroplating method of renewing old bicycle
02/09/1994CN1023720C Continuous chromium plating method for super long shaft and its apparatus
02/03/1994DE4324330A1 Verfahren zum elektrolytischen Behandeln von insbesondere flachem Behandlungsgut, sowie Anordnung, insbesondere zur Durchführung des Verfahrens A method for the electrolytic treatment in particular of flat material to be treated, as well as arrangement, in particular for performing the method
02/02/1994EP0580730A1 Electrode for an electrolytic cell, use thereof and method using same.
02/02/1994CN1081474A Method for increasing the fatigue life of electrocoated member
02/01/1994US5283131 Protective coatings comprising magnesium oxide, chromium oxide or hydrates; corrosion resistance, heat resistance
02/01/1994US5282945 Device for applying dot-shaped coatings
01/1994
01/27/1994DE4206680C1 Verfahren zur Metallisierung von Nichtleiteroberflächen und die Verwendung von Hydroxymethansulfinsäure im Verfahren A process for the metallization of non-conductive surfaces and the use of hydroxymethanesulfinic acid in the process
01/26/1994EP0579701A1 Process for the metallization of non-conductors, in particular circuit boards, and the use of nitrogen-containing quaternary salts in the process.
01/26/1994CN1023613C Product, equipment and technology of composite and diamond brush-coated grinding wheel
01/25/1994US5281325 Covering cathode with one electrically non-conductive apertured mask to direct electric current through plating solution onto target cathode, the mask being spaced from surface of cathode, while covering anode with mask
01/18/1994US5279923 Generating an acid when exposured to actinic radiation
01/18/1994US5279725 Apparatus and method for electroplating a workpiece
01/18/1994CA1326320C Aromatic polysulfone resin composition having excellent plating characteristics
01/12/1994CN1080670A Non metal electroplate process
01/11/1994US5277785 Method and apparatus for depositing hard chrome coatings by brush plating
01/11/1994US5277228 Welded pipe with excellent corrosion resistance inner surface
01/05/1994CN1023414C Method of continuous plating copper on carbon fibre
01/04/1994US5276290 Electroplating process and composition
01/04/1994US5275892 Electrodeposition, metals and alloys
01/04/1994US5275891 R-TM-B permanent magnet member having improved corrosion resistance and method of producing same
01/04/1994US5275716 Free from production of iron powder during temper rolling, cans
01/04/1994US5275714 Method of producing an absorber layer for solar cells with the aid of electrodeposition
01/04/1994US5275703 Method of adhering a colored electroplating layer on a zinc-electroplated steel article
12/1993
12/29/1993EP0576190A1 Chrome plated engine valve
12/29/1993CN2151155Y Ion electrolytically coating on tantalum products
12/21/1993USRE34484 Gold-plated electronic components
12/21/1993US5272111 Method for manufacturing semiconductor device contact
12/21/1993US5271823 Method of making a trivalent chromium plated engine valve
12/15/1993EP0574294A1 Coated steelsheet and process for manufacturing the same
12/15/1993EP0573511A1 Process and arrangement for electroplating of perforated workpieces
12/15/1993CA2065615A1 Prestabilized chromium protective film to reduce radiation buildup
12/07/1993US5268235 Predetermined concentration graded alloys
12/07/1993US5268088 Simplified method for direct electroplating of acrylic or epoxy containing dielectric substrates
12/07/1993US5268087 Nonconductor holder; electrolytic cell
12/07/1993US5268045 Electrochemically activating and metallizing surface; spray coating; post heat treatment
12/01/1993EP0571673A1 Durable plating for electrical contact terminals
11/1993
11/30/1993US5266375 Masking member
11/30/1993US5266182 Zinc-nickel alloy plating on steels by dip coating a phosphate solutions
11/30/1993US5265319 Used for carbonated beverages, and beers; excellent formability and corrosion resistance
11/23/1993US5264108 Laser patterning of laminated structures for electroplating
11/23/1993CA1324589C Thinly tin coated steel sheets having excellent rust resistance and weldability
11/16/1993US5262042 Surface treatment with sodium chloride solution, colloidal metal catalyst
11/16/1993US5262041 Printed circuit boards
11/16/1993US5262039 Electrodeposition of iron sheet, supplying silicon or silicon-containing material to iron sheet and homogenizing
11/16/1993CA2028951C Separating sheet provided with a plurality of plating layers, excellent in strippability and having a high hardness
11/16/1993CA1324338C Catalytic deposition of metals in solid matrices
11/11/1993WO1993022480A1 Electrochemical treatment of surfaces
11/10/1993EP0568733A2 Low profile copper foil and process and apparatus for making bondable metal foils
11/10/1993EP0568728A2 Process and apparatus for electroplating perforated articles
11/10/1993CN1022699C Coins and the like, prodn. method therefor
11/09/1993CA1324105C Process for electrodeposition of aluminum on metal sheet
11/03/1993EP0568224A2 Method of metallizing halogenated polyimide substrates
11/03/1993EP0568222A2 Method of producing modified polyimide layer having improved adhesion to metal
11/02/1993CA1323857C Edge brush for electroplated strip
10/1993
10/27/1993EP0567042A1 Method for continuously tin-electroplating metal strip
10/26/1993US5256275 Improved brightness with divalent sulfur
10/26/1993CA1323595C Dielectric block plating process and a plating apparatus for carrying out the same
10/20/1993EP0566054A1 Electroplated gold-copper-silver alloys
10/19/1993US5254238 Surface treating solution and surface treating process for zinc-plated steel plates
10/16/1993CA2094079A1 Silicadizing of aluminum, magnesium or tantalum
10/14/1993WO1993020264A1 Method of producing lamellar material or lamellar parts for plain bearings
10/14/1993WO1993020254A1 Surface-treated steel sheet reduced in plating defects and production thereof
10/13/1993EP0565070A1 Electroplating process
10/06/1993EP0564437A1 Process of galvanizing a strip and arrangement for carrying out the process
10/06/1993EP0563782A2 Optical fine processing apparatus
10/06/1993EP0563616A2 Electrochemical fine processing apparatus
10/06/1993EP0563137A1 Arrangement for an installation used for the electrolytic treatment of workpieces
10/05/1993US5249729 Method for forming hook engaging part in thermal part of material for vertical suspension type surface treatment
09/1993
09/29/1993EP0563022A1 Device for the electrolytic deposition of a coating on a moving vertical substrate
09/29/1993EP0562418A1 Method for manufacturing tin-electroplated cold-rolled steel strip
09/29/1993EP0562115A1 Aluminum alloy plate with excellent formability and production thereof
09/28/1993US5248405 Process for producing surface-treated steel sheet superior in weldability and paint-adhesion
09/28/1993US5248404 Electrodeposition joining method and equipment
09/22/1993EP0561688A1 Process for selectively electroplating a metal, particularly a noble metal such as gold on the internal face of a hollow body in form of a socket, particularly connecting contact elements, apparatus for executing this process and product obtained
09/22/1993EP0377652B1 Edge brush for electroplated strip
09/21/1993US5246786 Steel product with heat-resistant, corrosion-resistant plating layers
09/21/1993US5246565 High adherence copper plating process