| 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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| 04/10/2008 | WO2008043062A1 Duplex hardening process and articles made therefrom |
| 04/10/2008 | WO2008041701A1 Surface treatment method for aluminum alloy and surface treatment method for magnesium alloy |
| 04/10/2008 | WO2008041694A1 Surface treatment method for aluminum material |
| 04/10/2008 | WO2008010949A3 Method and apparatus for forming an oxide layer on semiconductors |
| 04/10/2008 | US20080084011 Low Pressure Thermochemical Treatment Machine |
| 04/09/2008 | EP1907725A1 Link chain having nitrided bearing face with oxidation coating |
| 04/09/2008 | EP1907604A2 Method for providing a thermal barrier coating and substrate having such coating |
| 04/09/2008 | EP1907596A1 Injection type plasma treatment apparatus and method |
| 04/09/2008 | EP1501958A4 Method for manufacturing clad components |
| 04/09/2008 | CN101158046A Surface heat-treatment method for middle-load high-accuracy carburization part |
| 04/09/2008 | CN101158045A Loop-type carburizing furnace |
| 04/09/2008 | CN101158044A Push-rod continuous carburetion quenching production line |
| 04/09/2008 | CN101158041A Method for forming ZrO2 ceramic composite material on metal surface |
| 04/09/2008 | CN101158024A Method for preparing rare earth permanent magnet material |
| 04/09/2008 | CN101158023A Salt bath ferrite carbonitriding furnace |
| 04/09/2008 | CN101158022A Austenitic stainless steel electron beam auxiliary plasma surface modifying method and equipment |
| 04/09/2008 | CN101158021A Low-pressure vacuum carburization apparatus |
| 04/09/2008 | CN101158020A Controlled atmosphere bell-type carbon carbonization furnace |
| 04/09/2008 | CN101157973A Low or non oxidizing heat-treating facility |
| 04/03/2008 | WO2008017028A3 Endoprosthesis with three-dimensional disintegration control |
| 04/02/2008 | EP1905862A2 Vacuum carburization processing method and vacuum carburization processing apparatus |
| 04/02/2008 | EP1905861A1 Method for formation of alumina coating film, alumina fiber, and gas treatment system comprising the alumina fiber |
| 04/02/2008 | EP1904661A1 Duplex surface treatment of metal objects |
| 04/02/2008 | EP1716267A4 Method for carburizing steel components |
| 04/02/2008 | CN101155943A Multilayer steel gasket with nitrided metal layer |
| 04/02/2008 | CN101153401A Vacuum carburization processing method and vacuum carburization processing apparatus |
| 03/27/2008 | US20080076001 Transition metal nitride, fuel cell separator, method for producing transition metal nitride, method for producing fuel cell separator, fuel cell stack and fuel cell vehicle |
| 03/27/2008 | US20080075838 Oxidation apparatus and method for semiconductor process |
| 03/27/2008 | US20080073002 Carburization treatment is conducted simultaneously with an operation of supplying a hydrocarbon gas and an oxidative gas into furnace kept under reduced pressure; process control; high carbon potentials; automatically supplys the hydrocarbon gas and/or oxidative gas into furnace and controls temperature |
| 03/27/2008 | US20080073001 Vacuum carburization processing method and vacuum carburization processing apparatus |
| 03/26/2008 | EP1474541B1 Method for producing an oxide layer on metallic elements |
| 03/26/2008 | CN101150050A Oxidation apparatus and method for semiconductor process |
| 03/26/2008 | CN101148769A Method for directly growing nano-crystal chromium nitride film on steel products |
| 03/26/2008 | CN101148761A Fe/MoS2 nano multilayer film and preparation method thereof |
| 03/25/2008 | US7348042 Plasma vapor deposition; integrated circuits |
| 03/20/2008 | US20080069959 Thermal barrier composition, a superalloy machine part provided with a coating having such a composition, a ceramic coating, and a method of fabricating the coating |
| 03/20/2008 | US20080069709 Pump piston and/or elements sealing the pump piston, in particular a sealing ring of elastomeric material, and a device and method for coating an object of elastomeric material |
| 03/20/2008 | US20080066832 Alloy of Titanium, Nickel or three phase alloy; a Ti, Ni sulfide at a surface of current collector; thin plate and fine wire shape; endowing all materials with superelastic characteristics |
| 03/20/2008 | US20080066703 Nitrided valve lifter |
| 03/19/2008 | EP1900016A2 Inorganic semiconductive films and methods therefor |
| 03/19/2008 | CN101144148A Salt bath nitrogenization heat treatment method for metal surface |
| 03/19/2008 | CN101144147A Method for manufacturing high-antisepsis stone material fastener composite layer |
| 03/19/2008 | CN101144146A Method for manufacturing multi-component alloy steel pipe, fastener and guard rail composite layer |
| 03/19/2008 | CN101144131A Cobalt-chromium-iron-nickel alloys amenable to nitride strengthening |
| 03/19/2008 | CN101144129A Ware-resistant corrosion-proof spare part and surface treatment technique thereof |
| 03/19/2008 | CN101144116A Casting blank heating method for controlling surface to generate ferric oxide structure |
| 03/18/2008 | US7344675 Method for preparing nanostructured metal alloys having increased nitride content |
| 03/12/2008 | EP1786944B1 Low pressure thermochemical treatment machine |
| 03/12/2008 | CN101142379A Gas shuttle valve provided with an anti-corrosive layer |
| 03/12/2008 | CN101139696A Method for nitriding iron and steel in salt bath |
| 03/12/2008 | CN101139695A Nitridation salt for metal surface heat-treatment |
| 03/12/2008 | CN101139694A Steel air-ethanol ionic oxynitrocarburizing process |
| 03/12/2008 | CN101139693A Stainless steel bCr13Mo gas nitriding process |
| 03/12/2008 | CN101139692A Martensitic stainless steel cementation method and product thereof |
| 03/12/2008 | CN100374613C Ornament and method for preparation thereof |
| 03/06/2008 | WO2008026459A1 Pulley for continuously variable transmission |
| 03/06/2008 | US20080057357 Transition metal nitride, fuel cell separator, method for producing transition metal nitride, method for producing fuel cell separator, fuel cell stack and fuel cell vehicle |
| 03/06/2008 | US20080057327 Al2O3 Ceramic Tool with Diffusion Bonding Enhanced Layer |
| 03/06/2008 | US20080057224 Method of forming a thin film and methods of manufacturing a gate structure and a capacitor using same |
| 03/06/2008 | US20080056967 Oxidizing method and oxidizing unit for object to be processed |
| 03/06/2008 | DE102006040814A1 Verfahren zum Erzeugen einer hoch einsatzhärtbaren Wälzlagerkomponente A method for generating a high-hardenable rolling bearing component |
| 03/05/2008 | EP1893782A1 Methods and apparatuses for material deposition |
| 03/05/2008 | EP1893781A1 Method for manufacturing a stainless steel product |
| 03/05/2008 | EP1579490A4 Method for low temperature growth of inorganic materials from solution using catalyzed growth and re-growth |
| 03/05/2008 | CN101136332A Oxidation method and apparatus for semiconductor process |
| 03/05/2008 | CN101135054A Base roller transmission type continuous carbonizing heat treatment furnace |
| 03/05/2008 | CN101135038A Boronizing agent and method of use thereof |
| 03/05/2008 | CN101135037A Steel cylinder jacket surface treatment process |
| 03/05/2008 | CN101135036A Intermediate frequency induction carbonizing apparatus |
| 03/05/2008 | CN101134990A Continuous carburetion quenching furnace electric controller |
| 03/05/2008 | CN101134986A Passive granule alloy and preparation method thereof |
| 03/04/2008 | US7338719 MCrAl layer |
| 03/04/2008 | US7338555 Highly crystalline aluminum nitride multi-layered substrate and production process thereof |
| 02/28/2008 | WO2007108344A9 High-strength steel excellent in weldability and process for production thereof |
| 02/28/2008 | US20080047931 In-situ oxidized textured surface for prosthetic devices |
| 02/28/2008 | US20080047633 Rolling-Sliding Elements and Process for Production of the Same |
| 02/28/2008 | US20080047632 Method for Thermally Treating a Component Consisting of a Fully Hardenable, Heat-Resistant Steel and a Component Consisting of Said Steel |
| 02/28/2008 | DE102006039744A1 Production of a non-magnetic and/or corrosion-resistant antifriction bearing element for e.g. nuclear magnetic resonance, comprises forming rolling bearing component from austenitic steel powder using sintering body |
| 02/27/2008 | EP1892312A1 Carburized metal material and method for producing same |
| 02/27/2008 | EP1891250A1 A metal strip product, such as an electrical contact spring, and the manufacturing thereof |
| 02/27/2008 | CN101131183A Manufacturing method for cross axle of universal coupling |
| 02/27/2008 | CN101130854A Metal scattering and permeating thermal treatment method |
| 02/27/2008 | CN101130853A Push rod slewing type continuous carburizing stove |
| 02/27/2008 | CN101130852A Vertical external-heating and induction-heating vacuum carburizing stove |
| 02/27/2008 | CN101130840A Hydrogen permeating superplasticity processing method for in-situ synthesized titanium-based composite material |
| 02/27/2008 | CN100372067C Diffusion system |
| 02/27/2008 | CN100371488C Crankshaft |
| 02/27/2008 | CN100371466C Carburizing and quenching process for cold extrusion steel |
| 02/26/2008 | US7334943 Differential support structure, differential's component, method of manufacturing differential support structure, and method of manufacturing differential's component |
| 02/26/2008 | US7334769 Resin molding machine and member for resin molding machine having film in passive state |
| 02/21/2008 | WO2008019721A1 Laser oxidizing of magnesium, titanium or aluminium materials |
| 02/21/2008 | US20080041831 Thermal flux processing by scanning a focused line beam |
| 02/21/2008 | US20080041497 Carburized Wire and Method for Producing the Same |
| 02/21/2008 | DE102006046503A1 Laseroxidieren von Magnesium-, Titan- oder Aluminiumwerkstoffen Laseroxidieren of magnesium, titanium or aluminum materials |
| 02/20/2008 | EP1889929A1 Steel members, method for heat treatment of the same, and process for production thereof |
| 02/20/2008 | CN201024929Y Antiseptic and wearable oil bushing |
| 02/20/2008 | CN201024187Y Annealing oven middle spacer segment atmosphere separation device |
| 02/20/2008 | CN101128615A Device for nitriding by ionic implantation of an aluminium alloy part, and corresponding method |
| 02/20/2008 | CN101128611A Non-tempered steel soft nitrided component |
| 02/20/2008 | CN101126440A Differential device supporting structure, differential device component, method for manufacturing the differential device supporting structure and method for manufacturing the differential device comp |