| Patents for C23F 1 - Etching metallic material by chemical means (16,062) |
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| 03/03/1993 | EP0334877B1 Dry granular composition for, and method of, polishing ferrous compositions |
| 02/27/1993 | CA2076738A1 Resistive metal layers and method for making same |
| 02/23/1993 | US5188703 Method and apparatus for recovering copper and regenerating ammoniacal etchant from spent ammoniacal etchant |
| 02/23/1993 | US5188702 A condcutive layer is laminated in a dielectric film having fine through-holes theirin, etching conductive layer to form dents, filling holes and dents with a metal by plating to form bump-like projection, removing conductive film by etching |
| 02/17/1993 | EP0527616A1 Improvements in or relating to dies |
| 02/17/1993 | CN1068981A Checkering technology with figure roller and pattern plate |
| 02/16/1993 | US5187300 Volatile precursors for copper CVD |
| 02/16/1993 | US5186811 Method of manufacturing printed wiring boards |
| 02/16/1993 | US5186790 Etch bath of sodium hydroxide, aluminum, sodium sulfide, alkanolamine and water |
| 02/16/1993 | US5186789 Method of making a cantilever stylus for use in an atomic force microscope |
| 02/16/1993 | CA1313611C Bath solution and process for the removal of lead/tin, lead or tin coatings from copper or nickel surfaces |
| 02/11/1993 | DE4136885C1 Safe disposal of hydrogen@-contg. gas-vapour mixt. from electrolyte - by air dilution of hydrogen@ below a specified amt., then catalytic combustion of hydrogen@ without ammonia redn. |
| 02/10/1993 | EP0526867A1 Process for making a cylindrical embossing tool |
| 02/09/1993 | US5185059 Process for producing electrode plate structure for liquid crystal color display device |
| 02/09/1993 | US5185057 Metal etching process and composition |
| 02/06/1993 | CA2075325A1 Process for producing an embossing die in roll form |
| 02/03/1993 | CN1068600A Gold dissolving process and liquid for gold coated article |
| 02/02/1993 | US5183724 Method of producing a strip of lead frames for integrated circuit dies in a continuous system |
| 02/02/1993 | US5183533 Method for etching chromium film formed on substrate |
| 01/31/1993 | WO1993003199A1 Method of surface treating rolling roll |
| 01/31/1993 | CA2092545A1 Method for processing surface of work roll |
| 01/26/1993 | US5182006 Zincate solutions for treatment of aluminum and aluminum alloys |
| 01/20/1993 | EP0523914A1 Method of fabricating a channel box or other part for a nuclear reactor |
| 01/19/1993 | US5180465 Etching method of forming microcircuit patterns on a printed circuit board |
| 01/13/1993 | EP0476065A4 Method for improving the insulation resistance of printed circuits |
| 01/12/1993 | US5178965 Copper printed circuit coated with tin-lead solder |
| 01/12/1993 | US5178722 Method of producing a flexible metal and resin film laminate with holes |
| 01/12/1993 | CA1312574C Circuit board material |
| 01/07/1993 | WO1993000184A1 Method of manufacturing cylindrical part or one having bottom |
| 01/07/1993 | EP0521713A1 Manufacture of a micromechanical element with two degrees of freedom |
| 01/05/1993 | US5176158 Apparatus and method for transporting materials which are to be chemically treated |
| 01/05/1993 | US5175929 Method for producing articles by chemical vapor deposition |
| 12/30/1992 | EP0520437A1 Method of printing an image on a substrate particularly useful for producing printed circuit boards |
| 12/30/1992 | EP0520324A1 Apparatus for treating panel-type objects, especially circuit boards |
| 12/30/1992 | EP0520323A1 Apparatus for treating panel-type objects |
| 12/16/1992 | EP0518766A1 Acid etching bath for titanium alloys before macrographic anodic oxydation |
| 12/16/1992 | EP0518591A1 Method for producing articles by chemical vapor deposition and the articles produced therefrom |
| 12/13/1992 | CA2068152A1 Method for producing articles by chemical vapor deposition and the articles produced therefrom |
| 12/10/1992 | DE4118764A1 Organic additives for ferric chloride-contg. copper@ etch solns. - comprising complex-forming organic acids which prevent sludge formation |
| 12/10/1992 | DE4118725A1 Electrolytic regeneration of acidic copper etch solns. - using two-compartment cell sepd. by cation-selective membrane for the generation of chlorine@ for oxidising etching agent and oxygen@ |
| 12/09/1992 | EP0517445A1 Improved uniformity of copper etching in the fabrication of multilayer printed circuit boards |
| 12/09/1992 | CN1019360B Method and apparatus for treating plate article by tiquid |
| 12/08/1992 | US5169723 Adhesion of automobile body putty to galvanized steel |
| 12/08/1992 | US5169477 Conveyor, solvent pump, nozzles for high pressure spraying, rinsing device; uniformity |
| 12/02/1992 | EP0515577A1 Making and testing an integrated circuit using high density probe points |
| 12/02/1992 | CN1066748A Etching liquid for etching porous silion, etching process use same and method making semiconductor substrate for such etching liquid |
| 12/01/1992 | US5167788 Etchable surface allows for adhesion of applied coatings |
| 12/01/1992 | US5167734 Process for identification evaluation and removal of microshrinkage |
| 11/24/1992 | US5166006 Textured thin-film substrate and method |
| 11/18/1992 | CN1066300A Metallic sheets with convex particles surface |
| 11/17/1992 | US5164016 Method for pickling or cleaning materials of steel, in particular stainless steel |
| 11/12/1992 | WO1992019792A1 Etching solution |
| 11/12/1992 | WO1992019461A1 Process for producing a matt pressing surface of a pressing tool used to shape the surface of pressed laminates |
| 11/10/1992 | CA1309929C Carrier for use in etching disk-shaped objects |
| 11/04/1992 | EP0511874A1 A method of producing diamond articles by chemical vapor deposition |
| 11/02/1992 | CA2065724A1 Method of producing articles by chemical vapor deposition and the support mandrels used therein |
| 10/29/1992 | DE4113283A1 Aetzloesung und verfahren zum abaetzen einer metallschicht Etching solution and process for etching a metal layer |
| 10/29/1992 | DE4113177A1 Verfahren zur herstellung eines penetrators A process for producing a penetrator |
| 10/28/1992 | EP0349600B1 Improved copper etchant compositions |
| 10/27/1992 | CA1309324C Regeneration of copper etch bath |
| 10/21/1992 | EP0509759A1 Recovery of abrasive grit with a nitric acid-containing medium. |
| 10/16/1992 | CA2065964A1 Process using an acidic medium containing nitric acid |
| 10/14/1992 | EP0508946A1 Metal foil with structural surface |
| 10/14/1992 | EP0508187A2 Method of treating nickel-containing etching waste fluid |
| 10/14/1992 | CN1065296A Method of treating nickel-containing etching waste fluid |
| 10/13/1992 | US5154906 Redox-potential control for hydrogen peroxide in nitric acid |
| 10/13/1992 | CA1308596C Microplastic structures and method of manufacture |
| 10/11/1992 | CA2063503A1 Metal foil with a structure surface |
| 10/07/1992 | EP0507074A1 Cleaning agents comprising beta-diketone and beta-ketoimine ligands and a process for using the same |
| 10/07/1992 | EP0507043A2 Selective and precise etching and plating of conductive substrates |
| 10/06/1992 | US5153754 Multi-layer address lines for amorphous silicon liquid crystal display devices |
| 09/30/1992 | EP0506254A1 An automatic continuous processing apparatus |
| 09/30/1992 | EP0506000A2 Apparatus for chemical treatment of metal |
| 09/30/1992 | EP0505425A1 Methods of preparation of surfaces and applications thereof |
| 09/22/1992 | US5149515 Nitric Acid, Spray Roasting, Atomizing |
| 09/22/1992 | US5149396 Susceptor for microwave heating and method |
| 09/15/1992 | US5147680 Precise edges |
| 09/15/1992 | US5147513 Process for the production of a surface structure on printing mechanism cylinders for offset printing presses |
| 09/09/1992 | CN1018163B Process and equipment for micro-pattern forming on roll surface |
| 09/08/1992 | US5145553 Method of making a flexible circuit member |
| 09/02/1992 | EP0501551A2 System for performing related operations on workpieces |
| 09/02/1992 | EP0501550A2 System for performing work on workpieces |
| 09/02/1992 | EP0501458A1 Method for treating a surface of an aluminum substrate for a printing plate |
| 09/01/1992 | US5143866 Dry etching method for refractory metals, refractory metal silicides, and other refractory metal compounds |
| 09/01/1992 | CA1306935C Composite support with metal print |
| 08/26/1992 | EP0499958A2 Process for producing thin copper foil-clad circuit board substrate |
| 08/26/1992 | EP0332653B1 Liquid dispersion composition for, and method of, polishing ferrous components |
| 08/25/1992 | US5141610 Continuous separation by adding soluble acid salt and using cation permeable membrane |
| 08/25/1992 | CA1306660C Stabilized choline base solutions |
| 08/19/1992 | EP0411061A4 Fe-mn-al-c alloys and their treatment |
| 08/15/1992 | WO1992014864A2 Selective demetallization method and apparatus and products obtained by this method |
| 08/13/1992 | CA2038268A1 Alkaline cleaner and method |
| 08/12/1992 | EP0498250A1 Etching method for increased circuitized line width unitformity |
| 08/12/1992 | EP0497925A1 Method for printed circuit board pattern making using selectively etchable metal layers. |
| 08/05/1992 | CN1063317A Manufacturing method of colored label plate by use of copper foil clad textolite |
| 08/05/1992 | CA2060121A1 Zincate solutions for treatment of aluminum and aluminum alloys |
| 07/29/1992 | EP0496516A1 Production of honeycomb structure-extruding dies |
| 07/29/1992 | EP0496229A2 Etching solution for wet chemical treatment in semi-conductor fabrication |
| 07/29/1992 | EP0496010A1 Metal hydroxide crystallizer and filter |
| 07/23/1992 | WO1992012276A1 Alkaline etching of aluminum with matte finish and low waste capability |