| Patents for C23C 8 - Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals (10,951) |
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| 05/10/2001 | WO2001032949A1 Method and device for plasma coating surfaces |
| 05/09/2001 | EP1098012A1 Non-heat treated, soft-nitrided steel parts |
| 05/09/2001 | EP1098011A1 An air hardenable low to medium carbon steel composition |
| 05/09/2001 | EP1097778A2 Method for manufacturing objects of metallic material and objects manufactured with this method |
| 05/09/2001 | EP1097248A1 Case hardened steel with high tempering temperature, method for obtaining same and parts formed with said steel |
| 05/03/2001 | DE19951519A1 Verfahren zur Erzeugung von CO- und H2-haltigem Behandlungsgas für die Wärmebehandlung von metallischem Gut A process for the production of CO and H2-containing treatment gas for the heat treatment of metallic material |
| 05/02/2001 | EP1096039A2 Method of forming an oxide film on a metallic member and method of cementing the metallic member |
| 05/02/2001 | EP1095902A2 Method for generating a CO and H2-containing gas for the heat treatment of metallic material |
| 05/02/2001 | EP1095170A1 Low temperature case hardening processes |
| 05/02/2001 | EP1095166A1 Apparatus and process for treating a particulate material within a rotating retort |
| 05/01/2001 | US6224687 Carbide of iron and chromium; internal combustion engines |
| 05/01/2001 | US6224673 Apparatus for masking turbine components during vapor phase diffusion coating |
| 04/24/2001 | US6221789 Thin oxides of silicon |
| 04/24/2001 | US6221770 Low temperature plasma-enhanced formation of integrated circuits |
| 04/24/2001 | US6221501 Steel with electrically insulating hematite layer |
| 04/24/2001 | US6221173 Titanium or titanium alloy member and surface treatment method therefor |
| 04/24/2001 | US6220797 Surface treated steel cutting tool |
| 04/20/2001 | CA2323190A1 Method for manufacturing objects of metallic material and objects manufactured with this method |
| 04/19/2001 | WO2000060135A3 Method of producing thin, poorly soluble coatings |
| 04/19/2001 | DE19919224A1 Surface treating process comprises nitrocarburizing the surface of a component, cooling, wetting the surface with an aqueous dispersion of zinc, chromium and organic compounds, and calcining |
| 04/17/2001 | US6218027 Steel material excellent in corrosion resistance and fabric using the same |
| 04/12/2001 | WO2001026123A1 Capacitor powder composition, sintered body made of the composition, and capacitor made of the sintered body |
| 04/12/2001 | DE19947381A1 Apparatus for heat treating workpieces has a regulating device containing a vacuum measuring tube operating according to the Pirani principle for determining the hydrogen content in the furnace atmosphere |
| 04/11/2001 | EP1090159A1 Deposition of coatings using an atmospheric pressure plasma jet |
| 04/11/2001 | CN1290766A Stainless steel plate with enriched copper crystal and/or copper coagulated layer dispersed in substrate |
| 04/11/2001 | CN1290581A Method for preparing pelletized hard material powder |
| 04/10/2001 | US6213884 Case hardened self-drilling, self-tapping, self-piercing fasteners and process for making the same |
| 04/10/2001 | US6213474 Chromium carbide steel formed by nitriding surface treatment; facilitated bending work during manufacture which prevents ring breakage; for internal combustion engines, and/or large diesel engines |
| 04/07/2001 | CA2285720A1 Nitriding process |
| 04/05/2001 | DE19945318A1 Verfahren zur Herstellung sphäroidisierter Hartstoffpulver A process for producing spheroidized hard material powder |
| 04/04/2001 | EP1088118A1 Method for applying a lubricating layer on an object and object with an adhesive lubricating layer |
| 04/04/2001 | EP1088113A1 Removal of oxygen from metal oxides and solid solutions by electrolysis in a fused salt |
| 04/03/2001 | US6210807 Surface oxidation of a titanium or titanium alloy article |
| 04/03/2001 | US6210547 Enhanced solder surface and process for chemically and mechanically enhancing solder surface properties |
| 03/29/2001 | DE19946327A1 Heat treatment process comprises cooling the steel at direct or simple hardnesses to a specified temperature above the martensitic starting temperature of the edge, heating to a specified temperature and cooling to room temperature |
| 03/29/2001 | DE19936896C1 Production of nanometer thick antiferromagnetic or pinning layers in the form of oxidized, pure or alloyed transition metal layers in magnetic multiple layer systems comprises using a thin |
| 03/28/2001 | EP1087027A1 A stainless steel sheet having Cu-enriched grains dispersed in its matrix and/or a Cu-condensed layer |
| 03/28/2001 | EP1086927A2 Process for the preparation of spheroidal hard material powder |
| 03/20/2001 | US6203616 Apparatus for application of a chemical process on a component surface |
| 03/20/2001 | US6202423 Non-damage transport system by ice condensation |
| 03/17/2001 | CA2282771A1 Method and apparatus for boronizing a metal workpiece |
| 03/15/2001 | WO2001018284A1 Method for making a metal part coated with diamond and metal part obtained by said method |
| 03/15/2001 | WO2001018276A1 High melting point metal based alloy material having high toughness and strength |
| 03/15/2001 | WO2001018275A1 Ornament and method for preparation thereof |
| 03/15/2001 | WO2001017671A1 Apparatus and methods for the production of powders |
| 03/15/2001 | DE10039169A1 Fuel pump has a surface hardening layer containing either a nitrided layer, a carburized layer and quenched layer or a carbonitrided layer, and a metal compound layer formed on the surface hardening layer |
| 03/15/2001 | CA2383861A1 Apparatus and methods for the production of powders |
| 03/15/2001 | CA2373346A1 High melting point metal based alloy material having high toughness and strength |
| 03/13/2001 | US6200541 Composite materials for membrane reactors |
| 03/07/2001 | EP1081237A2 Process for manufacturing a tubular profile resistant to bending and flexible in torsion |
| 03/07/2001 | EP1081094A2 Process for reforming methane with carbon dioxide |
| 03/07/2001 | EP1080243A1 Low pressure carbonitriding method for metal alloy parts |
| 03/06/2001 | US6197125 Modification of diffusion coating grain structure by nitriding |
| 03/06/2001 | US6196530 Method of manufacturing stabilizer for motor vehicles |
| 03/01/2001 | WO2001014611A1 Method for nitro-carburization of metal workpieces |
| 03/01/2001 | DE19940370A1 Verfahren für die Nitrocarburierung metallischer Werkstücke Procedures for nitrocarburization metal workpieces |
| 02/28/2001 | EP1078996A1 Process to strengthen the grain boundaries of a component made from a Ni based superalloy |
| 02/27/2001 | US6194026 Dissolving embedded abrasive particles with hydroxide |
| 02/27/2001 | US6193777 Titanium-based carbonitride alloy with nitrided surface zone |
| 02/22/2001 | WO2001012883A1 Light alloy-based composite protective multifunction coating |
| 02/22/2001 | WO2001012435A1 Steel with electrically insulating hematite layer |
| 02/22/2001 | DE10026721A1 Ventilsystem für einen Verbrennungsmotor A valve system for an internal combustion engine |
| 02/22/2001 | CA2382164A1 Light alloy-based composite protective multifunction coating |
| 02/21/2001 | EP1076726A1 Method for carburizing or carbonitriding metal parts |
| 02/15/2001 | WO2000065631A3 Apparatus and method for exposing a substrate to plasma radicals |
| 02/14/2001 | EP1076112A1 TI alloy poppet valve and surface treatment thereof |
| 02/14/2001 | EP1076106A1 Process for masking cooling holes of a gas turbine component |
| 02/14/2001 | CN1284136A Modification of surfaces in order to increase surface tension |
| 02/14/2001 | CN1283759A Ti alloy lifting valve and its surface treatment |
| 02/13/2001 | US6187691 Method of forming film on semiconductor substrate in film-forming apparatus |
| 02/13/2001 | US6187261 Si(Ge)(-) Cu(-)V Universal alloy steel |
| 02/13/2001 | US6187111 Performed by introducing an ethylene gas as a carburizing gas at a vacuum of 1-10 kpa in a carburizing furnace chamber |
| 02/08/2001 | DE10016748A1 Verfahren und Vorrichtung zum kontinuierlichen Einsetzen unter Vakuum Method and apparatus for continuously inserting in vacuo |
| 02/06/2001 | CA2049809C Method of surface hardening orthopaedic implant devices |
| 01/31/2001 | EP1071835A1 Method for developing an enhanced oxide coating on a component formed from stainless steel or nickel alloy steel |
| 01/31/2001 | CN2417181Y Micro-pulsation plasma nitriding hot wall stove |
| 01/31/2001 | CN1282383A Plasma boronizing |
| 01/30/2001 | US6180189 Activated nitrogen is generated by a high-pressure plasma process. |
| 01/30/2001 | US6179933 Surface treatment of rolling element bearing steel |
| 01/30/2001 | US6179932 Fluorinating the surface of the journal prior to nitriding to change a passive coat layer, e.g. oxides, to an activated oxidation-resistant, protective fluoride layer which is subsequently removed during nitriding; durability; hardfacing |
| 01/25/2001 | DE19932473A1 Corrosion resistant iron-nickel-chromium alloy, for fault current safety switch relays and timepiece mechanism stepping motors, has low calcium, magnesium and sulfur contents |
| 01/24/2001 | EP1070760A2 High bearing pressure-resistant member and production process therefor |
| 01/24/2001 | CN2416109Y Boriding & sulphurizing composite layer on steel member surface |
| 01/23/2001 | CA2179097C Copper strip or sheet with a brown cover layer and methods for its production |
| 01/18/2001 | WO2001004374A1 Protective iron oxide scale on heat-treated irons and steels |
| 01/18/2001 | WO2001004368A1 Electric contact material for relay to be aboard automobile and relay to be aboard automobile using the same |
| 01/18/2001 | CA2416135A1 Protective iron oxide scale on heat-treated irons and steels |
| 01/17/2001 | EP1069203A2 Probe for continuously regulating the gaseous atmosphere in nitriding or nitrocarburizing processes in atmospheric or low pressure ovens |
| 01/16/2001 | US6174610 Steel having excellent corrosion resistance and method of making the same |
| 01/16/2001 | US6174448 Method for stripping aluminum from a diffusion coating |
| 01/16/2001 | US6174258 Toroidal-type continuously variable transmission |
| 01/16/2001 | CA2215897C Vacuum carburizing method and device, and carburized products |
| 01/16/2001 | CA2049829C Method of improving the corrosion resistance of carbonitrided components made of ferrous materials |
| 01/09/2001 | US6172320 Welding method for forming chromium oxide passivated film at welded portion |
| 01/03/2001 | EP1064685A1 Method and arrangement for producing thin metal chalcogenide layers |
| 01/03/2001 | EP1064415A1 Plastic component |
| 01/03/2001 | EP0835331B1 Base material for producing blades for circular saws, cutting-off wheels, mill saws as well as cutting and scraping devices |
| 12/28/2000 | WO2000079580A1 Method of manufacturing semiconductor device |
| 12/28/2000 | WO2000079151A1 Cvt/ivt component |
| 12/26/2000 | US6165597 Selective case hardening processes at low temperature |