| 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) |
|---|
| 10/24/2012 | CN101589445B Process for producing highly anticorrosive rare earth permanent magnet and method of using the same |
| 10/23/2012 | US8293028 Method for carburizing steel components |
| 10/18/2012 | WO2012141639A1 Method of carbonitriding a steel component, the steel component and the use of the component |
| 10/18/2012 | WO2012103885A4 Separating device and method for producing a crucible for said separating device |
| 10/18/2012 | US20120263972 Method for Carrying out Diffusion Treatment on Coating of Engineering Parts Resistant to Marine Climate |
| 10/18/2012 | US20120263971 Base metal alloys with improved conductive properties, methods of manufacture, and uses thereof |
| 10/18/2012 | US20120263620 Methods for making aluminum nitride armor bodies |
| 10/18/2012 | US20120261162 Method for manufacturing electrode structure, electrode structure, and capacitor |
| 10/18/2012 | DE102007020027B4 Behandelter austenitischer Stahl, nitrierter austenitischer Stahl, aufgekohlter austenitischer Stahl, sowie ein Verfahren zum Behandeln eines austenitischen Stahls Treated austenitic steel, nitrided austenitic steel, carburized austenitic steel, and a method for the treatment of an austenitic steel |
| 10/17/2012 | EP2511386A2 Case-hardening method of processing stainless steel and steel article |
| 10/17/2012 | CN202492564U Steam blackening furnace |
| 10/17/2012 | CN202492563U Steam blackening stove |
| 10/17/2012 | CN202492562U Blackening furnace |
| 10/17/2012 | CN202492561U Blackening furnace |
| 10/17/2012 | CN202492560U Steam oxidation furnace |
| 10/17/2012 | CN102732880A Composite sulfide solid lubricating film and preparation method thereof |
| 10/17/2012 | CN102732823A Liquid nitridation process of 2108 ductile cast iron crankshafts |
| 10/17/2012 | CN102732822A Liquid-phase plasma electrolysis osmosis treatment device |
| 10/17/2012 | CN102732821A Free-cutting steel part and manufacturing method thereof |
| 10/17/2012 | CN102732820A Gas nitrocarburizing method for automobile brake disc |
| 10/17/2012 | CN102732819A Nitridation quenching process based on vacuum carburization machine |
| 10/17/2012 | CN102732818A Crankshaft nitriding rack |
| 10/17/2012 | CN102729321A Environment-friendly and energy-saving baking-free brick molding template and surface strengthening treatment process thereof |
| 10/17/2012 | CN102268634B Casting welding die and oxidation passivation method thereof |
| 10/17/2012 | CN102181818B Method and device for surface passivation of tantalum metal |
| 10/16/2012 | US8288685 Thermal flux processing by scanning a focused line beam |
| 10/16/2012 | US8288161 Articles of manufacture containing increased stability low concentration gases and methods of making and using the same |
| 10/16/2012 | US8287667 Salt bath ferritic nitrocarburizing of brake rotors |
| 10/16/2012 | US8287663 Ferrous metal magnetite coating processes and reagents |
| 10/11/2012 | WO2012135974A1 Composite sulfide solid lubricating film and method thereof |
| 10/11/2012 | WO2012135884A1 Method for gas nitriding high-pressure components |
| 10/11/2012 | US20120255652 Method for improving surface mechanical properties of non-austenitic stainless steels |
| 10/10/2012 | EP2180077B1 Method of depositing a ceramic coating |
| 10/10/2012 | CN202482416U Power device for automatically controlling temperature rise and heat preservation of glow ion nitrogen furnace |
| 10/10/2012 | CN202482412U Hole structure of metal porous material provided with carbonitriding layers |
| 10/10/2012 | CN202482411U Pore structure of metal cellular material containing nitriding layers |
| 10/10/2012 | CN102719829A Surface hardening malcomising process for ductile cast iron hydraulic part |
| 10/10/2012 | CN102719785A Production technology of preprocessing copper-clad steel wire matrix |
| 10/10/2012 | CN102719784A Preparation method for improving abrasion resistance of piston rod of oil damper of motor vehicle |
| 10/10/2012 | CN102719783A Preparation method forming protective film by alloy surface in-situ oxidation reaction |
| 10/10/2012 | CN102719730A Manufacturing method of high strength bluing strapping steel |
| 10/10/2012 | CN102719691A Porous membrane with TiN coating and preparation method thereof |
| 10/10/2012 | CN101942631B Method for gas nitriding sampling detection without shutting down furnace and nitriding furnace used thereby |
| 10/10/2012 | CN101275213B Method of manufacturing a part comprising at least one block made from a dense material |
| 10/10/2012 | CN101268411B Device and method for producing electronic device such as display device, and electronic device such as display device |
| 10/04/2012 | WO2012133506A1 Ferritic stainless steel for biofuel supply system part, biofuel supply system part, ferritic stainless steel for exhaust heat recovery unit, and exhaust heat recovery unit |
| 10/04/2012 | WO2012132786A1 Case hardening steel, method for producing same, and mechanical structural part using case hardening steel |
| 10/04/2012 | WO2012132744A1 Steal gear wheel and method for manufacturing same |
| 10/04/2012 | WO2012132743A1 Steel gear wheel and method for manufacturing same |
| 10/04/2012 | US20120247621 Casting process, materials and apparatus, and castings produced therewith |
| 10/04/2012 | US20120247620 Low-temperature stainless steel carburization method |
| 10/04/2012 | US20120247619 Carburized steel and its process of manufacture |
| 10/04/2012 | US20120247618 High strength steel material and high strength bolt excellent in delayed fracture resistance and methods of production of same |
| 10/04/2012 | US20120247249 Gears and its process of manufacture |
| 10/04/2012 | US20120246935 Corrosion resistant material for reduced fouling, a heat transfer component having reduced fouling and a method for reducing fouling in a refinery |
| 10/03/2012 | EP2505684A1 Gear and method for producing same |
| 10/03/2012 | CN202465851U Pore structure of porous metallic material |
| 10/03/2012 | CN202465807U Induction quenching device for shaft housing plate of hydraulic torque converter |
| 10/03/2012 | CN202465805U Thermal treatment clamp of gearbox cone hub |
| 10/03/2012 | CN102703911A Heat treatment method for down-the-hole drill bit of high-wind pressure drilling tool, and drill bit |
| 10/03/2012 | CN102703909A Combined carburizing and quenching process for improving gear performance |
| 10/03/2012 | CN102703853A Surface strengthening method for titanium alloy |
| 10/03/2012 | CN102703852A Method for composite hydrogen-free oxygen-carburizing on surface of two-phase titanium alloy |
| 10/03/2012 | CN102703790A Cemented tungsten carbide alloy material with gradient cobalt content |
| 10/03/2012 | CN102061439B Method for preparing biaxial NiO (200) coating conductor buffer layers by medium-temperature surface oxidation epitaxy |
| 10/03/2012 | CN101883871B A method of producing a painted steel sheet product of high strength |
| 10/03/2012 | CN101842502B Drive belt ring component and manufacturing method therefor |
| 10/03/2012 | CN101328570B Processing method of stainless steel color filament |
| 10/02/2012 | US8277577 Method for obtaining a surface of titanium-based metal implant to be inserted into bone tissue |
| 09/27/2012 | WO2012127172A1 Method for treating a component such as a gearwheel |
| 09/27/2012 | WO2012126446A1 Method for producing piston rings |
| 09/27/2012 | WO2012126143A1 Method for passivating tantalum metal surface and apparatus thereof |
| 09/27/2012 | WO2012126138A1 Composite modified layer of titanium and titanium alloy and preparing method thereof |
| 09/27/2012 | US20120241050 Nitriding process for maraging steel |
| 09/27/2012 | CA2830460A1 Method for treating a component such as a gearwheel |
| 09/26/2012 | CN202453755U 加热炉控制系统 Furnace control system |
| 09/26/2012 | CN102695814A Steel for surface hardening for machine structural use, and steel component for machine structural use and process for producing same |
| 09/26/2012 | CN102691030A Chemical nitridation catalyst |
| 09/26/2012 | CN102691029A Method for preparing nano zinc oxide thin film |
| 09/26/2012 | CN101775574B Heat treatment technology for metal surface mixing coated cubic boron nitride and diamond |
| 09/26/2012 | CN101158024B Method for preparing rare earth permanent magnet material |
| 09/25/2012 | US8273318 exposing a carbon nanotube material to ultraviolet rays and supplying a silicon-containing compound capable of modifying the surface of the carbon nanotube material in combination with the ultraviolet rays; si-c bonding; chemical resistance |
| 09/25/2012 | US8273188 Constant velocity universal joint component and manufacturing method thereof |
| 09/25/2012 | CA2448697C Method of making a passivated surface |
| 09/20/2012 | WO2012124899A2 Machine parts with excellent corrosion resistance and abrasion resistance, and manufacturing method thereof |
| 09/20/2012 | WO2012123530A1 Coating, and method and device for coating |
| 09/20/2012 | US20120237769 Powder for magnet |
| 09/20/2012 | US20120237399 Modification of surfaces to increase the surface tension |
| 09/19/2012 | CN202438247U Tail gas treatment device |
| 09/19/2012 | CN102686759A Steel for machine structural use, manufacturing method for same, case hardened steel components, and manufacturing method for same |
| 09/19/2012 | CN102676984A Power supply device for automatically controlling temperature rise and heat preservation of glow plasma nitriding furnace |
| 09/19/2012 | CN102676983A Carburization processing method |
| 09/19/2012 | CN102676982A Fast in-situ preparation method of TiN/Al composite coating |
| 09/19/2012 | CN102676981A Method for laser preparation of titanium nitride gradient coating on surface of titanium and titanium alloy |
| 09/19/2012 | CN102676980A Low-temperature carburization method of stainless steel |
| 09/19/2012 | CN102676979A Method for upgrading strength and hardness of powder metallurgy stainless steel |
| 09/19/2012 | CN102676978A Method for improving mechanical properties of surface of non austenitic stainless steel |
| 09/19/2012 | CN102676977A Magnesium material coloring method |
| 09/19/2012 | CN102676976A Hanging tool for oxidizing thin-ring type parts |
| 09/19/2012 | CN102676975A Preparation method of nano zinc oxide thin film and zinc oxide/copper oxide semiconductor material |