| 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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| 02/20/2002 | CN1079446C Process for mfg. carburized or carbonitrided steel component |
| 02/14/2002 | US20020018897 Plasma-treated materials |
| 02/14/2002 | US20020018861 Methods for the lithographic deposition of materials containing nanoparticles |
| 02/14/2002 | US20020017746 Gas-heated carburizing equipment |
| 02/14/2002 | US20020017342 Improved workability and plating adhesion, comprising 0.03 to 2.0% by weight of nitrogen and having a volume fraction of retained austenite of 3-20%; automobiles, buildings, electric apparatus; excellent punch stretching when press forming |
| 02/13/2002 | EP1179610A1 A process and an apparatus for nitriding an aluminium-containing substrate |
| 02/13/2002 | EP1179609A1 A process for nitriding an aluminum-containing substrate |
| 02/13/2002 | EP1179603A2 Method to produce grain-oriented electrical steel sheet having high magnetic flux density |
| 02/13/2002 | EP1032721B1 Wear-resistant, mechanically highly stressed and low-friction boundary coating construction for titanium or the alloys thereof and a method for producing the same |
| 02/07/2002 | WO2002010481A1 Titanium material less susceptible to discoloration and method for production thereof |
| 02/07/2002 | WO2002010462A1 Method for generating nanostructures and device for treating nanostructures |
| 02/07/2002 | WO2002009964A1 Stainless steel fuel tank for automobile |
| 02/07/2002 | WO2002009884A2 Methods for the lithographic deposition of materials containing nanoparticles |
| 02/07/2002 | WO2001083836A3 Protection of molten magnesium with a cover gas using fluorocarbons |
| 02/07/2002 | WO2001066806A8 Method of preventing nitridation or carburization of metals |
| 02/07/2002 | US20020016306 Coupling arrays of metal, alloy, semiconductor or magnetic clusters scaffold comprising, for example, polynucleotides and/or polypeptides |
| 02/07/2002 | US20020016051 Method for manufacturing semiconductor device, substrate treatment method, and semiconductor manufacturing apparatus |
| 02/07/2002 | US20020015803 Method for forming thin film with a gas cluster ion beam |
| 02/07/2002 | US20020014281 Nitrided maraging steel and method of manufacture thereof |
| 02/07/2002 | US20020014208 Method of finish treating a steel blade for use in turbomachinery |
| 02/06/2002 | EP1178122A2 Procedure for determining the oxidation potential of gaseous atmospheres with respect to metal/metaloxides |
| 02/06/2002 | CN1334883A High-strength, high-toughness stainless steel excellent in resistance to delayed fracture |
| 02/05/2002 | USRE37537 Method and apparatus for altering material |
| 02/05/2002 | US6344265 Coated cutting insert |
| 01/31/2002 | WO2002009167A2 High dielectric constant metal silicates formed by controlled metal-surface reactions |
| 01/31/2002 | WO2002008623A1 Rolling apparatus |
| 01/31/2002 | US20020012756 Plasma coating; uniformity |
| 01/31/2002 | US20020011267 Ti alloy poppet valve and a method of manufacturing the same |
| 01/30/2002 | EP1176224A1 Nitrided maraging steel and method of manufacturing thereof |
| 01/30/2002 | EP1176223A1 Heat-resistant structural body, halogen-based corrosive gas-resistant material and halogen-based corrosive gas-resistant structural body |
| 01/30/2002 | CN1333839A Hard material sintered compact with a nickel-and cobalt-free, nitrogenous steel as binder of the hard phase |
| 01/30/2002 | CN1333418A Titanium alloy life valve and method for making same |
| 01/30/2002 | CN1333383A High-strength steel plate with fine working property and coating layer bond strength and method for making same |
| 01/24/2002 | WO2002006546A1 Piston ring excellent in resistance to scuffing, cracking and fatigue and method for producing the same, and combination of piston ring and cylinder block |
| 01/24/2002 | WO2001055470B1 Modified low temperature case hardening processes |
| 01/24/2002 | US20020009606 Forming on an aluminum or aluminum alloy surface a nonporous anodic oxide film containing >50 ppm of silicon, phosphorus, boron and/or carbon; laminate of an orgainic resin film for use as food beverage cans and containers; decoration |
| 01/24/2002 | US20020009551 Process for heat treatment nitriding in the presence of titanium and products produced thereby |
| 01/24/2002 | US20020009383 High temperature heat resistance; overcoating alloy with oxide |
| 01/24/2002 | US20020007870 Method for producing a grain-oriented electrical steel sheet excellent in magnetic properties |
| 01/24/2002 | DE10033980A1 Pre-treatment of a fiber suspension in a lining in the production of paper and cardboard comprises treating a part of the surfaces of the lining by coating with a nitride and/or braze coating |
| 01/23/2002 | EP1174593A2 TI alloy poppet valve and a method of manufactoring the same |
| 01/22/2002 | US6340500 Thermal barrier coating system with improved aluminide bond coat and method therefor |
| 01/22/2002 | CA2224290C Part or jig for gas carburizing furnace |
| 01/17/2002 | WO2002004152A1 Metallic powder containing nitrogen, process for producing the same, and porous sinter and solid electrolytic capacitor both obtained from the same |
| 01/17/2002 | DE10032411A1 Calculating redox potential of gases, relates oxygen partial pressure at known temperature to corresponding value in contact with metal-metal oxide system |
| 01/17/2002 | DE10032313A1 Schraubenfedern aus legiertem Stahl und Verfahren zum Herstellen solcher Schraubenfedern Coil springs made of alloy steel and methods for making such coil springs |
| 01/17/2002 | DE10031921A1 Carburizing steel workpieces made of steel comprises exposing a workpiece to a carrier or base gas in a gas jet field |
| 01/16/2002 | EP1172455A2 Method of surface treatment of titanium metal |
| 01/16/2002 | EP1172454A1 Formed member made of steel sheet and method for producing same |
| 01/16/2002 | EP1171650A1 Method or pre-treatment for inhibiting sulphide corrosion |
| 01/16/2002 | CN1331353A Process for nitrifying braking pump body of motor-driven vehicle |
| 01/10/2002 | WO2002002840A1 Coil spring from an alloy steel and method for producing such coil springs |
| 01/10/2002 | DE10031002A1 Production of thin oxide or nitride layers used as tunnel barrier material for magnetoresistive sensors comprises using a plasma beam to convert the substrate into the corresponding oxide or nitride and adjusting the reaction speed |
| 01/09/2002 | EP1170391A1 High strength steel plate having improved workability and plating adhesion and process for producing the same |
| 01/09/2002 | EP1169492A2 Method of producing thin, poorly soluble coatings |
| 01/08/2002 | US6336979 Wear resistant copper base alloy, method of preparing the same and electrical part using the same |
| 01/03/2002 | WO2002000546A1 Fuel reforming reactor and method for manufacture thereof |
| 01/02/2002 | EP1167791A2 Rolling shaft |
| 01/02/2002 | EP1167574A1 Metal material having formed thereon chromium oxide passive film and method for producing the same, and parts contacting with fluid and system for supplying fluid and exhausting gas |
| 01/02/2002 | EP1167561A2 Carburizing and carbonitriding steel |
| 01/02/2002 | EP1167549A1 Gas quenching chamber |
| 01/02/2002 | EP1165852A1 Surface treatment method and treatment apparatus |
| 01/02/2002 | EP1000181B1 Process for the treatment of austenitic stainless steel articles |
| 01/02/2002 | CN1329181A Rapid high-temp. gas nitration process for TiAl base alloy |
| 01/02/2002 | CN1329176A Method for manufacturing grain orientation electric steel plate with good magnetic property |
| 01/02/2002 | CN1329175A Gas quenching furnace |
| 01/02/2002 | CN1328902A Shifting spanner with aluminium alloy handle and its production method |
| 01/02/2002 | CN1077142C Process for production of oriented-grain electrical steel sheet with high magnetic characteristics |
| 01/01/2002 | US6335295 Flame-free wet oxidation |
| 12/27/2001 | WO2001055470A3 Modified low temperature case hardening processes |
| 12/27/2001 | US20010054500 Titanium-based heat exchangers and methods of manufacture |
| 12/27/2001 | US20010054456 0.5 to 1.0% of C, 1.0% or less of Si, 0.3 to 1.0% of Mn, 5.0 to 12.0% of Cr, 0.5 to 2.0% of Mo, 0.1 to 0.3% of V, the balance being Fe |
| 12/26/2001 | CN2467526Y Corrosion resisting nitrogenation treatment apparatus for oil pipe |
| 12/26/2001 | CN1328171A Device for gas heating carburizing |
| 12/26/2001 | CN1328170A Nitrated steel with improved wear-resisting and fatigue strength-resisting features and its sliding structural part |
| 12/21/2001 | CA2351286A1 Method of finish treating a steel blade for use in turbomachinery |
| 12/20/2001 | US20010053460 Titanium-base decoration member and method for curing the same |
| 12/19/2001 | EP1163063A1 Hardened steel security materials |
| 12/19/2001 | EP1029114B1 Product designed to be subjected to the effects of hot gas and method for producing a coating for this product |
| 12/19/2001 | EP1000180B1 Method of case hardening |
| 12/19/2001 | EP0925381B1 Surface oxidation of a titanium or titanium alloy article |
| 12/19/2001 | CN1327079A Ionic nitriding process for crankshaft regeneration repairing |
| 12/13/2001 | WO2001068933A3 High performance carburizing stainless steel for high temperature use |
| 12/12/2001 | EP1162280A2 Method for producing a grain-oriented electrical steel sheet excellent in magnetic properties |
| 12/12/2001 | EP1162279A1 Gas-heated carburising installation |
| 12/12/2001 | CN2464738Y Bottom loading device for heat treatment furnace |
| 12/12/2001 | CN1326424A Method for producing wolfram carbides by gas-phase carburetion |
| 12/11/2001 | US6328819 Heating workpieces in heat treatment furnace in ammonia gas; adding oxidizer and heating; heating in gas containing ammonia and carbon releasing agent; cooling |
| 12/06/2001 | US20010048781 Rolling bearing and method of making the same |
| 12/06/2001 | CA2350004A1 Gas-heated carburizing equipment |
| 12/05/2001 | EP1160593A2 Manufacture of optical waveguide substrate |
| 12/05/2001 | EP1160471A2 Rolling bearing device |
| 12/05/2001 | EP1160349A1 Process and apparatus for heat treating of metallic workpieces |
| 12/05/2001 | EP0822875B1 Method of manufacturing high temperature resistant shaped parts |
| 12/04/2001 | US6326057 Placing article in coating chamber containing aluminum as donor material and alloying agent with a higher melting point, free of carriers and fillers, heating to vaporization, forming the coating; used for gas turbines engines; |
| 12/04/2001 | US6325867 Bearing made from alloy steel containing specified amount of carbon, subjected to carbonitriding and hardening heat treatments and grinding of grinding allowance portion, having specified nitrogen content and gradient in surface layer |
| 12/04/2001 | US6325866 Process for the production of grain oriented silicon steel sheet |
| 11/29/2001 | US20010046788 Method for fabricating thin insulating films, a semiconductor device and a method for fabricating a semiconductor device |
| 11/29/2001 | US20010046566 Apparatus and method for direct current plasma immersion ion implantation |
| 11/29/2001 | CA2349147A1 Manufacture of optical waveguide substrate |