Patents for C23F 17 - Multi-step processes for surface treatment of metallic material involving at least one process provided for in class and at least one process covered by subclass or or class (1,366)
06/1993
06/16/1993CN1073213A Surface finishes and methods for the production thereof
05/1993
05/11/1993US5209818 Manufacture of a micromechanical element with two degrees of freedom
03/1993
03/04/1993WO1993003919A1 Surface finishes and methods for the production thereof
02/1993
02/27/1993WO1993003921A1 Surface finish compositions
02/27/1993CA2094396A1 Surface finishes and methods for the production thereof
02/27/1993CA2094395A1 Surface finish compositions
02/23/1993US5188643 Method of applying metal coatings on cubic boron nitride and articles made therefrom
02/03/1993EP0526158A1 Method of applying metal coatings on cubic boron nitride
01/1993
01/13/1993EP0522787A1 Fabrication methods for micromechanical elements
01/07/1993EP0521713A1 Manufacture of a micromechanical element with two degrees of freedom
09/1992
09/22/1992US5149397 Fabrication methods for micromechanical elements
03/1991
03/13/1991CN1049873A Process for surface treatment of fastening elements
04/1990
04/10/1990CA1267528A1 Apparatus for cleaning the inner surface of a pipeline from deposits and for forming a protective coating
02/1990
02/20/1990CA1266013A1 Easy-open can lid
08/1989
08/01/1989US4853284 Mechanical part
07/1989
07/11/1989US4846939 Pickling with acid
06/1989
06/20/1989CA1256054A1 Process for preparation of highly anticorrosive surface-treated steel plate
06/06/1989US4836864 Method of gas carburizing and hardening
04/1989
04/25/1989CA1253113A1 Applying hexavalent-chromium composition including particulate metal on metal coating substrate
02/1989
02/28/1989US4807853 Continuous furnace for gas carburizing and hardening
10/1988
10/26/1988CN87101014A Etch-out metallic print
08/1988
08/09/1988US4762245 Tab, thermoplastic adhesive
07/1988
07/06/1988EP0273227A2 A method of improving bond strength between a metal layer and a non-metallic substrate
09/1987
09/09/1987CN87101667A Machine parts
08/1987
08/18/1987CA1225517A1 Process for producing building components with complexly configured walls
07/1987
07/22/1987EP0229646A2 Method for producing a grain-oriented electrical steel sheet having an ultra low watt loss
07/02/1987DE3641372A1 Cutting tool and process for the production thereof
04/1987
04/21/1987US4659394 Process for preparation of highly anticorrosive surface-treated steel plate
03/1987
03/17/1987US4650697 Porous ceramic prestective coating, heat treatment in hydrogen
03/03/1987CA1218785A1 Protective coating composition and method of use therefor
02/1987
02/10/1987US4641450 Tube having strain-hardened inside coating
12/1986
12/30/1986CA1215902A1 Surface treatment of aluminum materials
12/09/1986CA1215018A1 Process for treating al alloy casting and die casting
06/1986
06/24/1986US4596628 Method for manufacturing components of complex wall construction
06/04/1986EP0183036A2 Brakes, for example, for vehicles
03/1986
03/05/1986EP0173562A2 Easy-open can lid
12/1985
12/31/1985US4562090 Enclosing in a die and exerting compressive stress via a pressure transfer medium
10/1985
10/23/1985EP0159222A1 Process for the surface treatment of iron or cast iron parts by ionic bombardment
08/1985
08/27/1985US4537837 Corrosion resistant metal composite with metallic undercoat and chromium topcoat
07/1985
07/10/1985EP0147845A2 Method af gas carburizing and herdening and continuous furnace therefor
05/1985
05/14/1985CA1187120A1 Apparatus for supplying headed parts
09/1984
09/26/1984EP0119608A2 Coating composite for extended corrosion resistance
08/1984
08/28/1984US4468251 Dentistry
08/28/1984CA1173305A1 Surface treatment method of heat-resistant alloy
06/1984
06/19/1984CA1169339A1 Processing of copper tubing
05/1984
05/29/1984US4450948 Apparatus for supplying headed parts
04/1984
04/24/1984US4444628 Process for treating Al alloy casting and die casting
03/1984
03/27/1984CA1164404A1 Galvanic post-treatment of etched aluminum capacitor foil
10/1983
10/25/1983US4411964 Composite coating steel sheets having good corrosion resistance paintability and corrosion resistance after paint coating
07/1983
07/19/1983US4393566 Processing of copper tubing
06/1983
06/22/1983EP0081847A1 Enameling process
01/1983
01/19/1983EP0069974A2 Method of making an electrode foil, especially for low-voltage electrolytic capacitors
08/1982
08/04/1982EP0057103A1 Apparatus for supplying headed parts
03/1982
03/24/1982EP0048083A1 Surface treatment method of heat-resistant alloy
03/09/1982CA1119481A1 Method of anti-corrosion treatment and apparatus for operating same
02/1982
02/09/1982CA1117828A1 Process for producing elevated temperature corrosion resistant metal articles
09/1981
09/29/1981US4292148 Post-treatment of etched aluminum capacitor foil
07/1981
07/21/1981US4279666 Exhaust gases
02/1981
02/10/1981US4249966 Method of forming a forsterite insulating film on the surface of a grain-oriented silicon steel sheet
06/1980
06/24/1980CA1080051A1 Method of treating steel sheets for forming
02/1980
02/26/1980US4190469 Applying water slurry containing calcium oxide and magnesium oxide, adjusting water content relative to calcium oxide content, drying, coiling, annealing
12/1979
12/12/1979EP0006017A2 Method of anti-corrosion treatment
05/1979
05/22/1979CA1054872A1 Method of producing manganese oxide solid electrolyte capacitor
03/1979
03/20/1979US4145481 Process for producing elevated temperature corrosion resistant metal articles
02/1978
02/07/1978US4072797 Boron nitride
08/1977
08/16/1977US4042420 Method of producing manganese oxide solid electrolyte capacitor
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