Patents
Patents for C25F 7 - Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating (2,484)
09/1990
09/19/1990EP0387750A1 Electrolytic treatment apparatus
09/18/1990CA1274212A1 Apparatus for internally electropolishing tubes
09/07/1990WO1990010740A1 Device for the electrolytic surface treatment of bulk material
09/07/1990CA2047690A1 Device for the electrolytic surface treatment of bulk material
08/1990
08/29/1990CN1009376B Electro-chemical corrosion of circular silicon cup
08/23/1990WO1990009469A1 Method and apparatus for manufacturing interconnects with fine lines and spacing
08/14/1990US4948487 Rotatable cylinder electrode, paste electrolyte
08/01/1990CN1044308A Apparatus for electrochemical treatment of products
07/1990
07/31/1990US4944856 Electrolytic etching apparatus and method for marking metal tubes with sequential identification numbers
07/26/1990DE3932535C1 Electrical socket connector - includes 2 contact carriers and contact layer having silver prim section and sec. section of silver alloy contg. tin
07/12/1990WO1990007393A1 Installation for continuous production of wire from wire rod
06/1990
06/27/1990EP0375556A1 Suction cup for the electrolytic treatment of a surface
06/27/1990EP0374535A1 Electrolytic processing apparatus for metallic members
06/27/1990CN1043352A Electrochemical erasing-cutting method and cathodic erasing head thereof
06/27/1990CN1043351A Process and apparatus for electrolytically removing protective layers from sheet metal substrate
06/19/1990US4935865 Computer controlled electropolishing system
06/19/1990US4935112 Inducing current through strand without direct contact; surface treatment; demetallization; cleaning
05/1990
05/31/1990WO1990005801A1 Device for applying and/or removing coatings on workpieces
05/29/1990US4929326 Electrolytic treatment apparatus
05/29/1990CA2004053A1 Electrolytic processing apparatus for metallic members
05/21/1990CA2002771A1 Apparatus and method for polishing a plumbing or electrical fixture
05/15/1990US4925539 Metal fibers obtained by bundled drawing
05/15/1990US4925538 Method of electrolytic treatment of metals
05/09/1990EP0367112A1 Method of descaling stainless steel and apparatus for same
04/1990
04/25/1990EP0364688A1 Process and apparatus for manufacturing partially metallised foils
04/24/1990US4919774 Controlling current ratio in electrolytic current by using auxiliary electrode; surface roughening metal web
04/19/1990WO1990004053A1 Electric surface-polishing device
04/19/1990WO1990004050A1 Apparatus for the continuous electrolytic treatment of wire-shaped objects
04/12/1990DE3834218A1 Method for electrolytic etching of aluminium foils
04/11/1990EP0362924A1 Apparatus for the continuous electrolytic treatment of wire-shaped objects
03/1990
03/03/1990WO1990004665A1 Device for electrochemical treatment of articles
02/1990
02/20/1990US4902389 Process for producing aluminum support for printing plate
01/1990
01/23/1990US4895627 Ion exchange membrane
01/16/1990US4894136 Electrolytic treatment of a surface
01/10/1990EP0349983A2 Electrolytic treatment apparatus
12/1989
12/06/1989CN2048802U Exhaust, spray, air-filter and cooling equipment for electrolysis processing
11/1989
11/28/1989US4883576 Apparatus for survey and/or treatment of a smooth, curved surface
11/21/1989US4882019 Immersion in electrolyte
10/1989
10/18/1989EP0337517A1 Metal fibers obtained by bundled drawing
09/1989
09/26/1989CA1261893A1 Method and device for contacting a running strip in a liquid with a deflector roll
08/1989
08/22/1989US4859298 Process and apparatus for electrolytically removing protective layers from sheet metal substrate
07/1989
07/20/1989DE3806378C1 Process and appliance for treating ozone-containing, turbid liquids
07/19/1989EP0324116A2 Method and apparatus for producing one-side electroplated steel strip with enhanced phosphatability
06/1989
06/20/1989CA1256057A1 Process for electrolytic treatment of metal by liquid power feeding
06/20/1989CA1256056A1 Electrolytically deburring laminated cores under relative motion of workpiece
05/1989
05/31/1989EP0317866A1 Process for producing aluminum support for printing plate
05/16/1989US4830719 Rubbing to increase porosity; supplying with electrolyte, electric current
05/10/1989EP0315001A1 Electrolytic decontamination apparatus and encapsulation process
05/09/1989US4828662 Electrolytic stripping of cobalt
05/03/1989EP0313642A1 An apparatus and method for electrochemically smoothing or finishing a surface of a conductive metal part
04/1989
04/12/1989CN2035760U Electrolytic engraving device for seal
04/11/1989CA1252416A1 Electrochemical machining metal-ceramic composite material using a porous electrode
03/1989
03/07/1989US4810343 Installation for carrying out localized electrolytic surface treatments
02/1989
02/28/1989US4808278 Method and apparatus for producing one-side electroplated steel strip with enhanced phosphatability
02/21/1989US4806223 Electrolytic processing cell
02/21/1989US4806216 Compact tension test specimens
01/1989
01/25/1989CN2031404U Meagnetism-driven rotating and spraying electrolytic polish trough
01/04/1989EP0297659A1 Piston rings
12/1988
12/20/1988US4792385 Electrolytic decontamination apparatus and encapsulation process
11/1988
11/30/1988CN88102785A Method of electrolytic treatment of metals
11/17/1988WO1988008890A1 An apparatus and method for electrochemically smoothing or finishing a surface of a conductive metal part
11/17/1988EP0291161A1 Electrolytic treatment of a surface
11/17/1988DE3715454A1 Unit for electrochemically cleaning elongated materials, predominantly wire, used in welding
11/02/1988EP0289168A1 Electrolytic treatment
11/01/1988US4781806 Electroplating system
10/1988
10/11/1988US4776933 Dividing electrolyte stream, flowing of anodic stream along surface
09/1988
09/20/1988US4772367 Apparatus for and a method of electrochemically polishing pipe inside surfaces
08/1988
08/31/1988CN87217198U Etching head for deep electrolytic etch marking
08/03/1988EP0276264A1 Process and device for electrochemically machining workpieces.
07/1988
07/20/1988EP0274925A1 Apparatus for the exploration and/or treatment of a smooth curved surface
07/13/1988EP0190242B1 Method and device for contacting a band circulating in a liquid with a deflection roller
07/05/1988US4755305 Continuous dewatering method
06/1988
06/21/1988US4752367 Removing a minimum of metal from the anode surface
06/08/1988EP0270100A2 Electrolytic processing cell
05/1988
05/31/1988US4747923 Device for performing continuous electrolytic treatment on a metal web
05/25/1988CN87213994U Electrolytic descaling device for steel wire
04/1988
04/27/1988CN87210630U Electrolytic cell for polarographic analysis
04/19/1988CA1235383A1 Electrolytically treating metal web with asymmetric alternating current
04/05/1988US4735695 Controlling fluid flow
03/1988
03/30/1988CN87103891A Electro-chemical corrosion of circular silicon cup
03/23/1988CN86108056A Multi-axis electrochemical machining machine useful for machining airfoils
02/1988
02/18/1988DE3626966A1 Verfahren zum elektrochemischen bearbeiten von werkstuecken sowie vorrichtung zur durchfuehrung des verfahrens A method of electrochemical process of workpieces and apparatus for performing the method
02/11/1988WO1988000871A1 Process and device for electrochemically machining workpieces
02/10/1988CN86209130U Neutral solution tank for wire-descaling
12/1987
12/29/1987CA1230845A1 Process and apparatus for treating sodium-nitrate- containing electrolytes in electrochemical cleaning
12/15/1987US4713153 Process and apparatus for cleaning by electrochemical pickling with alternating current of specified frequency
12/15/1987CA1230312A1 Electrolytically removing metal deposit from non-plated surface of metal strip
12/02/1987EP0247209A1 Apparatus and process for electrochemically polishing the inner surfaces of pipes
12/01/1987US4710280 Method and apparatus for electrochemically cleaning gun bores and the like
11/1987
11/25/1987EP0246557A1 Internal surfaces of a gas bottle, and process for their manufacture
11/10/1987US4705611 Method for internally electropolishing tubes
11/10/1987CA1229067A1 Device for electropolishing the inner surface of hollow cylindrical bodies
10/1987
10/28/1987EP0242421A1 Method and apparatus for electrochemical polishing and pickling
09/1987
09/09/1987EP0235595A2 Process, installation and apparatus for continuously degreasing and cleaning metal strips, in particular cold-rolled steel strips
08/1987
08/04/1987US4684451 Process and device for bringing a strip traveling in a liquid into contact with a diverting roll
07/1987
07/29/1987EP0230391A1 Apparatus for electrolytically treating selected areas of the surfaces of objects
07/21/1987US4681665 Anodization of metals and alloys based on aluminum, magnesium and titanium
07/15/1987EP0228772A2 Multi-axis ECM machine useful for machining airfoils of rotors
07/15/1987EP0228610A1 Device for performing continuous electrolytic treatment on a metal web
07/01/1987EP0227223A2 Electrolyte chamber with cathode sealing means for ECM machining
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