Patents
Sitemap › C25 - Electrolytic or electrophoretic processes; Apparatus therefor › C25D - Processes for the electrolytic or electrophoretic production of coatings; Electroforming; Joining workpieces by electrolysis; Apparatus therefor › C25D 5 - Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
Patents for C25D 5 - Electroplating characterised by the process; Pretreatment or after-treatment of workpieces (17,883)
10/1990
10/24/1990EP0393540A2 Process for galvanically coating of surface segments, that are situated on the surface of an object and tool manufactured with the process, in particular a grinding wheel
10/23/1990US4964965 Uniform fluid flow of electrolyte
10/23/1990US4964959 Process for preparing a nonconductive substrate for electroplating
10/23/1990US4964698 System for selective laser assisted plating
10/18/1990WO1990012481A1 Method of making an impressing tool
10/18/1990WO1990012129A1 Treatment of metal foil
10/17/1990CN1010034B Plated layer for imitation ancient bronze
10/12/1990CA2014253A1 Direct deposition of gold on carbon fiber
10/10/1990EP0390827A1 Process for manufacturing through-contacting printed circuit boards.
10/09/1990US4962005 Aluminization preceeded by a predeposition of palladium and at least one of nickel, cobalt and chromium as barrier metals
10/09/1990US4962004 Method of inhibiting electrochemical reduction of polyimide during electroplating and articles formed thereby
10/09/1990US4961828 Pretreating with chromic acid solution before forming copper or copper oxide dendrites or nodules on surface
10/09/1990CA1275028A1 Highly anticorrosive coated steel sheet for fuel vessel and process for production thereof
10/08/1990WO1990012128A1 Highly corrosion-resistant, double-coated steel sheet excellent in coatability and prevented from blistering in elecrodeposition coating and process for producing the same
10/08/1990CA2030812A1 High corrosion resistant multi-layer coated steel sheets having excellent paintability by enabling the prevention of occurrence of bubble-like ed paint defects, and producing method thereof
10/03/1990EP0390348A2 Method for producing resin-coated rust-proof steel sheets with properties suitable for electrodeposition coating
10/03/1990EP0221179B1 Needlecraft with metallic substrate
10/02/1990US4960653 Method of copper-nickel-cromium bright electroplating which provides excellent corrosion resistance and plating film obtained by the method
10/02/1990US4960493 Acid treatment; substrate cathodic; thin nickel layer on molybdenum prevents oxidation; copper and gold layers
09/1990
09/25/1990US4959278 Indium undercoat
09/19/1990EP0387998A1 Masking member
09/18/1990US4957594 Process for producing a zinc or zinc alloy coated steel sheet having excellent spot weldability
09/11/1990US4956026 Coated article having a base of age-hardened metal
09/06/1990DE3906450A1 Backing plate for brake linings
09/05/1990EP0385221A2 Polyarylene sulfide resin compositions and molded articles
09/04/1990US4954235 Electroplating of fine particles with metal
09/04/1990CA1273600A1 Surface-treated steel strip having improved weldability and process for making
08/1990
08/29/1990EP0384619A1 Masking member
08/29/1990EP0384618A1 Masking member
08/29/1990CN1044961A Electrical friction-spraying equipment and relevant technological method
08/28/1990US4952296 Device for selective galvanic coating
08/28/1990US4952287 Electrolytic galvanizing processes
08/28/1990US4952286 Direct plating of nonconductor having chalcogenide conversion coating
08/28/1990US4952285 Using mixture of chromic and sulfuric acid
08/23/1990WO1990009469A1 Method and apparatus for manufacturing interconnects with fine lines and spacing
08/22/1990EP0383470A2 Electrolytic process
08/22/1990EP0382712A1 Method of coating articles of aluminum and an electrolytic bath therefor
08/22/1990CN1044870A Manufacturing process for making copper-plated aluminum wire and product thereof
08/22/1990CN1044832A Product, equipment and technology of composite and diamond brush-coated grinding wheel
08/22/1990CA2010554A1 Polyarylene sulfide resin compositions and molded articles
08/21/1990US4950553 Thermally stable dual metal coated laminate products made from polyimide film
08/21/1990US4950551 Being electroplated aluminum of purity greater than 99.99 percent
08/21/1990US4950365 Corrosion free hard coated metal substrates
08/21/1990CA1272911A1 Steel substrate with brass covering layer for adhesion to rubber and method for the manufacture thereof
08/17/1990CA2002142A1 Process for increasing the useful life of a photovoltaic cell
08/16/1990EP0382283A1 Apparatus for treating strip-shaped elements
08/15/1990CN1044680A Cobalt-nickel-phosphorus non-crystalline alloy plating solution and coat
08/15/1990CA2009536A1 Masking member
08/14/1990US4948475 Ion barrier layer on metals and nonmetals
08/14/1990CA2010025A1 Electrolytic process
08/14/1990CA1272594A1 Electroplating process
08/10/1990CA2009535A1 Masking member
08/10/1990CA2009534A1 Masking member
08/07/1990US4946748 Highly anticorrosive coated steel sheet for fuel vessel and process for production thereof
08/01/1990EP0380176A1 method for producing a solderable finish on metal frames for semiconductors
07/1990
07/26/1990WO1990008207A1 Cryoelectrosynthesis
07/23/1990CA2007464A1 Cryoelectrosynthesis
07/18/1990CN1008823B Process and equipment of continuos nickel film coating on metal wire
07/12/1990WO1990007588A1 Process for treating the surfaces entering into contact of two metallic parts designed to move in a vacuum relative to each other; and support structure for a fragile element
07/11/1990CN1008720B Steel sheets for di cans
07/10/1990US4940639 Zn-Ni alloy-plated steel sheet with improved impact adhesion
07/10/1990US4940638 Plated steel sheet for a can
07/10/1990US4940624 Masking member
07/04/1990EP0375713A1 Electro-plating techniques
07/03/1990US4938850 Method for plating on titanium
06/1990
06/30/1990CA2006462A1 Contact surface treatment process of two metal grippers reciprocally moneable in a vacumm, and support structure for fragile object
06/27/1990EP0375556A1 Suction cup for the electrolytic treatment of a surface
06/27/1990EP0375179A2 Copper plating process for difficult to plate metals
06/27/1990EP0375083A2 Metallic coating on steel pipes
06/26/1990CA1270896A1 Bipolar plating of metal contacts onto oxide interconnection for solid oxide electrochemical cell
06/20/1990EP0373329A2 Process for the lithographic production of galvanically shaped microstructures having a triangular or trapezoidal cross-section
06/19/1990US4935310 Copper foil for a printed circuit and a method for the production thereof
06/19/1990US4935111 Zinc-nickel alloy plated, electrolysis of nitrate solution containing an inhibitor, complexing agent and a hydroxide, sulfate or chloride
06/19/1990US4935109 Anodes supplying ions of the metal to be plated, cathodes supply electrons to object to be plated; containers control ion migration for uniform plating
06/19/1990CA1270408A1 Coated article having a base of age-hardened metal
06/14/1990WO1990006381A1 Perforated metal product obtained by etching, process for forming starting material therefor and etching process
06/13/1990CN1008379B Pre-plating process before bright acid copper-plating of steel parts
06/12/1990US4933049 Cradle for supporting printed circuit board between plating manifolds
06/06/1990EP0371946A2 Method for manufacturing a rolling mill roll
06/06/1990EP0215950B1 Process for forming composite aluminum film
06/06/1990CN1042739A Electroplated glass fiber reinforced plastics
06/05/1990US4931365 Non-conductive metal oxide layer, coated with metal layer by reduction of oxide; electroconductive; printed circuits
06/05/1990US4931150 Selective electroplating apparatus and method of using same
06/05/1990US4931148 Method for manufacture of printed circuit boards
06/05/1990CA1269949A1 Electroplating and phosphating hot-galvanized steel product
06/05/1990CA1269837A1 Needlecraft with metallic substrate
05/1990
05/30/1990EP0370838A1 Process for the surface protection of metallic articles against high-temperature corrosion, and article treated by this process
05/30/1990EP0370651A1 Apparatus for selectively plating interior surfaces of electrical terminals
05/30/1990EP0370650A1 Anode assembly for selectively plating interior surfaces of electrical terminals
05/30/1990EP0370239A1 Apparatus for selective electroplating
05/29/1990US4929315 Method for electroplating a conducting surface
05/28/1990CA2003950A1 Metal screen material obtained by photoetching, process for forming starting material therefor and etching process
05/16/1990EP0368470A1 Methods for depositing finish coatings on substrates of anodisable metals and the products thereof
05/16/1990EP0368231A2 Process of producing copper plated resin article
05/16/1990CN1042196A Method for making copper-carbon fibre complex material and support electrode in power semiconductor appliances
05/15/1990US4926028 Hot air heated soldering instrument
05/15/1990US4925536 Processes for adhesion-bonding between metallic materials and galvanic aluminum layers and non-aqueous electrolytes employed therein
05/09/1990EP0367261A1 Masking member
05/09/1990EP0367259A1 Masking member
05/04/1990CA2001849A1 Masking member
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