| Patents for C23F 1 - Etching metallic material by chemical means (16,062) |
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| 10/28/1998 | EP0874251A2 Process for fabricating a device having a hole at an extremity |
| 10/20/1998 | US5824631 Organonitro compound for oxidation of soft metal, a carboxylic acid for salt formation and a solvent for removal of compound |
| 10/20/1998 | US5824454 Method of photolithographically metallizing at least the inside of holes arranged in accordance with a pattern in a plate of an electrically insulating material |
| 10/15/1998 | WO1998045506A1 Method for manufacturing a stent |
| 10/15/1998 | WO1998045504A1 Article, method, and apparatus for electrochemical fabrication |
| 10/15/1998 | CA2572786A1 Method for electrochemical fabrication including etching to remove flash |
| 10/15/1998 | CA2572503A1 Method for electrochemical fabrication including enhanced data manipulation |
| 10/15/1998 | CA2572499A1 Method for electrochemical fabrication including use of multiple structural and/or sacrificial materials |
| 10/13/1998 | US5820688 Method for the treatment of semiconductor material |
| 10/07/1998 | EP0868543A1 Improved polishing slurries and methods for their use |
| 10/07/1998 | EP0640120B1 Etching compositions |
| 09/24/1998 | WO1998041672A1 Method and device for operating milling baths |
| 09/23/1998 | CN1194020A Low lead release plumbing components made of copper basedalloys containing lead, and method for obtaining the same |
| 09/22/1998 | US5810939 Method at treatment of metals |
| 09/17/1998 | DE19710563A1 Verfahren zum Betreiben von Fräsbädern A method of operating Fräsbädern |
| 09/16/1998 | EP0864533A2 Method of purifying alkaline solution and method of etching semiconductor wafers |
| 09/16/1998 | CN1039855C Process for producing molded bodies from precursors of oxidic high temp. superconductors |
| 09/15/1998 | US5807493 Microetching method for copper or copper alloy |
| 09/09/1998 | CN1192789A Treatment of cemented carbide substrate to receive CVD diamond film |
| 09/09/1998 | CN1192486A Method for treating copper etchant |
| 09/08/1998 | US5805971 Method of producing three-dimensional forms |
| 09/08/1998 | US5802714 Forming a protective film of copper chloride on atleast one portion of exposed copper film, soft-etching with a solution selected from sodium/potassium/lithium/rhodium or cesium chloride |
| 09/02/1998 | EP0861919A2 Method for removal of surface layers of metallic coatings (stripping) |
| 09/02/1998 | CN1192265A Passive gas substrate thermal conditioning apparatus and method |
| 09/01/1998 | US5800859 Surface treatment with hydrogen peroxide, inorganic acid, corrosion inhibitor, surfactant |
| 09/01/1998 | US5800726 Selective chemical etching in microelectronics fabrication |
| 09/01/1998 | US5800723 Process for fabricating flex circuits and product thereby |
| 08/26/1998 | EP0860867A1 Surface treatment for micromachining |
| 08/26/1998 | EP0860865A1 Method for cleaning a semiconductor surface |
| 08/26/1998 | EP0860864A2 Method of cleaning semiconductor wafers after lapping |
| 08/26/1998 | EP0859873A1 Process for removing tin |
| 08/12/1998 | CN1190062A Method for forming etched pattern on stainless steel pipe |
| 08/11/1998 | US5792590 Pattern formation method |
| 08/11/1998 | US5792520 Sequentially layering a copper film and resin film on skin material; laser irradiation; removal; masking; etching; patterning |
| 08/11/1998 | US5792180 High bend strength surgical needles and surgical incision members and methods of producing same by double sided photoetching |
| 08/06/1998 | WO1998033951A1 Composition and method for priming substrate materials |
| 08/06/1998 | DE19703348A1 Crystallising out aluminium from alkaline pickling solutions |
| 08/06/1998 | CA2278580A1 Composition and method for priming substrate materials |
| 08/05/1998 | EP0680351B1 Flexible tubular device for use in medical applications |
| 08/04/1998 | US5788871 Dipping material to be etched into bath; measuring weight variations |
| 08/04/1998 | US5788830 Applying carbon or palladium compound; preferential microetching using aqueous solution of sulfuric acid, hydrogen peroxide, phosphonic group-containing amine |
| 07/30/1998 | WO1998032893A2 Wafer support system |
| 07/30/1998 | WO1998032546A1 Method for passivation of a metallization layer |
| 07/29/1998 | EP0855454A1 Microetching composition for copper or copper alloy |
| 07/29/1998 | CN1188817A Control of SiO2 etch rate using dilute chemical etchants in presence of megasonic field |
| 07/28/1998 | US5785877 Additive gas with oxygen or water vapor prevents reaction with container walls |
| 07/28/1998 | US5785840 Process for producing a surface structure for a cylinder of a printing machine |
| 07/23/1998 | WO1998031845A1 Vapor deposition components and corresponding methods |
| 07/23/1998 | WO1998031768A1 A composition for cleaning and etching electronic display and substrate |
| 07/23/1998 | WO1998031475A1 Fluid delivery apparatus and method |
| 07/23/1998 | CA2275330A1 Fluid delivery apparatus and method |
| 07/21/1998 | US5783099 Etch-ending point measuring method for vapor etch process |
| 07/21/1998 | US5782986 Process for metals removal using beta-diketone or beta-ketoimine ligand forming compounds |
| 07/16/1998 | WO1998030734A1 Process for regenerating corrosive liquids, specially corrosive liquid for printed circuit boards, and device therefor |
| 07/16/1998 | WO1998030733A1 Process for treating brass components to reduce leachable lead |
| 07/16/1998 | WO1998030656A1 Method of removing reactive metal from a metal-coated reactor system |
| 07/16/1998 | WO1998030652A1 Acid deoxidizing/etching composition and process suitable for vertical aluminum surfaces |
| 07/16/1998 | WO1998030510A1 Process for treating brass components to reduce leachable lead |
| 07/16/1998 | DE19700470A1 Verfahren zum Regenerieren von Ätzflüssigkeiten, insbesondere Leiterplattenätzflüssigkeiten, und Vorrichtung hierfür A process for the regeneration of etchants, especially Leiterplattenätzflüssigkeiten, and apparatus therefor |
| 07/16/1998 | CA2248568A1 Acid deoxidizing/etching composition and process suitable for vertical aluminum surfaces |
| 07/15/1998 | EP0853141A2 Method for surface treatment, an ornament and a device |
| 07/15/1998 | EP0852615A1 Chemical mechanical polishing composition and process |
| 07/14/1998 | US5778968 For stabilizing the temperature of semiconductor wafers |
| 07/09/1998 | WO1998029515A1 Composition for oxide cmp |
| 07/08/1998 | CN1187021A Method for removing membrance coated on bulb for use of cathode ray tube |
| 07/08/1998 | CN1186874A Method for manufacturing engraved rolling rool and apparatus for manufacturing the same |
| 07/01/1998 | EP0851477A2 Method of controlling the accuracy of multiple-step etching |
| 07/01/1998 | EP0515577B1 Making and testing an integrated circuit using high density probe points |
| 07/01/1998 | CN1038950C Method for treating etchant |
| 06/30/1998 | US5773087 Coated article and method for producing same |
| 06/30/1998 | US5772903 Tapered capillary optics |
| 06/25/1998 | WO1998027579A1 Etchants |
| 06/25/1998 | WO1998027020A1 Method of post-etching a mechanically treated substrate |
| 06/24/1998 | CN1185761A Method and apparatus for circuit board treatment |
| 06/23/1998 | US5770096 Forming a plating film on a substrate, a photosensitive film covering the plating film, patternig the resists film by exposure of the film to light using a pattern of photo mask, developing, patterning plating film, etching the substrate |
| 06/23/1998 | US5770095 Preferentially abrading and etching protrusions of excess metal at high rate while preventing loss of desired metal filled into pattern recesses by chelation with chemical agent in polish mixture |
| 06/17/1998 | CN1185016A Method for preparing strip like transparent electrode |
| 06/16/1998 | US5766685 Treatment method and apparatus for printed circuit boards and the like |
| 06/16/1998 | US5766438 Periodically inverting polarity of electrodes at short intervals |
| 06/16/1998 | US5766238 Expandable stents and method for making same |
| 06/09/1998 | US5763123 Method for producing thin-film substrate |
| 06/09/1998 | US5762811 One-sided photoetching process for needle fabrication |
| 06/09/1998 | US5762082 Precision fluid head transport |
| 06/03/1998 | EP0845680A1 Making and testing an integrated circuit using high density probe points |
| 06/03/1998 | CN1038625C Solution preventing from adhesion of impurity in liquid and method for corrosion by use of same |
| 06/02/1998 | US5759917 Composition for oxide CMP |
| 06/02/1998 | US5759437 Etching of Ti-W for C4 rework |
| 06/02/1998 | US5759427 Method and apparatus for polishing metal surfaces |
| 06/02/1998 | US5759416 Ablation using lasers |
| 05/27/1998 | EP0844650A2 Method of etching SiO2 and process of cleaning silicon wafers using dilute chemical etchants and a megasonic field |
| 05/27/1998 | EP0844646A2 Holder for disc-like substrates |
| 05/27/1998 | EP0843747A1 Treatment of cemented carbide substrate to receive cvd diamond film |
| 05/26/1998 | US5756403 Immersing semiconductor portion to be etched in mixture of solvent, etchant, and complexing agents |
| 05/26/1998 | US5755950 Process for removing plating materials from copper-based substrates |
| 05/20/1998 | EP0842332A1 Low lead release plumbing components made of copper based alloys containing lead, and a method for obtaining the same |
| 05/14/1998 | DE19646945A1 Regenerating aqueous etching baths containing metal ions |
| 05/14/1998 | DE19646841A1 Directly determining metal removal rate in etching and pickling solutions |
| 05/12/1998 | US5750956 Methods of manufacturing perforated foils |
| 05/06/1998 | EP0633822B1 Methods of manufacturing perforated foils |
| 04/22/1998 | EP0805722A4 Roughening of metal surfaces |