| 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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| 07/25/2012 | CN102605313A Steam blackening furnace |
| 07/25/2012 | CN102605257A Material of thrust plate for plunger pump, and heat treatment technology thereof |
| 07/25/2012 | CN102134696B Cr4Mo4V steel bearing carbon-nitrogen plasma radical ion carburizing method by means of warming |
| 07/25/2012 | CN102031435B Preparation technology of hard alloy with gradiently-changed cobalt content at surface layer |
| 07/25/2012 | CN101809690B Process for production of surface-modified rare earth sintered magnets and surface-modified rare earth sintered magnets |
| 07/25/2012 | CN101698929B Pressurized gas nitrocarburizing method |
| 07/24/2012 | US8227019 High-throughput ex-situ method for rare-earth-barium-copper-oxide (REBCO) film growth |
| 07/19/2012 | WO2012095493A1 Corrosion-resistant spring and method for producing same |
| 07/19/2012 | US20120182647 Magnetoresistive element |
| 07/19/2012 | US20120180717 Vacuum carburization method and vacuum carburization apparatus |
| 07/19/2012 | DE102011002730A1 Korrosionsbeständige Feder sowie Verfahren zum Herstellen derselben A corrosion-resistant spring and method for manufacturing the same |
| 07/19/2012 | DE102008060161B4 Verfahren zur Herstellung einer Fahrwerkskomponente mit erhöhter Dauerfestigkeit und Fahrwerkskomponente A process for the preparation of a suspension component with increased durability and chassis component |
| 07/18/2012 | EP2475797A1 Method and device for hardening work pieces, and workpieces hardened according to said method |
| 07/18/2012 | CN102597297A Surface treatment of amorphous coatings |
| 07/18/2012 | CN102586723A Method and device for automatically controlling vacuum pressure of ion chemical heat treatment furnace |
| 07/18/2012 | CN102586700A High alloy tube piercing plug material and manufacturing method and surface processing method thereof |
| 07/18/2012 | CN102581570A Broaching process |
| 07/18/2012 | CN102581563A Machining process of hydraulic multi-tandem slide valves |
| 07/18/2012 | CN102063110B Control system of carbon intensity distribution of low-pressure carburized layer and control method thereof |
| 07/18/2012 | CN101956805B Process method of arc moulding of rolling wheel by using residual stress truncation method |
| 07/18/2012 | CN101380659B Mould for cold forging and manufacture method thereof |
| 07/18/2012 | CN101297058B Engine starter |
| 07/18/2012 | CN101268209B Duplex surface treatment of metal objects |
| 07/18/2012 | CN101125473B Hot-dip galvanized thin steel sheet, thin steel sheet processed by hot-dip galvanized layer, and a method of producing the same |
| 07/17/2012 | US8221852 Methods of atomic layer deposition using titanium-based precursors |
| 07/17/2012 | CA2420229C Stainless steel and stainless steel surface |
| 07/12/2012 | US20120177457 Method of manufacturing gear |
| 07/12/2012 | US20120175639 Tantalum carbide, method for producing tantalum carbide, tantalum carbide wiring and tantalum carbide electrode |
| 07/12/2012 | US20120175024 In-situ oxidized thermally applied ceramic coating |
| 07/12/2012 | US20120175023 SELF-ALIGNED COMPOSITE M-MOx/DIELECTRIC CAP FOR Cu INTERCONNECT STRUCTURES |
| 07/11/2012 | EP2474641A2 Method and apparatus for heat treating a metal |
| 07/11/2012 | CN202322975U 一种自动稳压氮化炉 An automatic voltage regulator nitriding furnace |
| 07/11/2012 | CN202322974U 面向实验室的快速气体渗入工艺中使用的设备 Rapid penetration of gas for the laboratory equipment used in the process |
| 07/11/2012 | CN102575332A Low CTE slush molds with textured surface, and method of making and using the same |
| 07/11/2012 | CN102574273A Shot peening treatment method for steel product |
| 07/11/2012 | CN102560506A Ion pulse quick nitriding strengthening and toughening process for oil pipe |
| 07/11/2012 | CN102560505A Composite abrasion-resisting corrosion-resisting self-lubricating film and preparation method thereof |
| 07/11/2012 | CN102560332A Boronizing agent capable of forming boriding and eutecticum layer on surface of low-carbon steel grinding cylpebs, and treatment process thereof |
| 07/11/2012 | CN102560331A Method for adjusting aperture of metal porous material by carbonitriding and pore structure of metal porous material |
| 07/11/2012 | CN102560330A Manufacturing method of nitrided piston ring used for natural gas |
| 07/11/2012 | CN102560329A Technology for preparing micropore ceramic on surface of medical titanium alloy artificial joint handle |
| 07/11/2012 | CN102560328A Experiment method for carrying out hydrogen permeation on metal sample through electrochemical process |
| 07/11/2012 | CN102560327A Method for enhancing surface of powder-mixed near dry electrical discharge |
| 07/11/2012 | CN102560282A Nitrided gear steel and heat treatment method thereof |
| 07/11/2012 | CN102560175A Method for adjusting pore diameter of metal porous material and pore structure of metal porous material |
| 07/11/2012 | CN102560061A Control method of hollow gear shaft carburization and quenching distortion |
| 07/11/2012 | CN102560058A Surface modification-gas nitriding for gun barrel |
| 07/11/2012 | CN102554290A Turning tool and ball screw nut roller path machining method by using same |
| 07/11/2012 | CN102551462A Manufacture method of vacuum thermal-insulation double-layer container |
| 07/10/2012 | US8216695 Method and facility for hot dip zinc plating |
| 07/10/2012 | US8216394 Method for production of steel product with outstanding descalability; and steel wire with outstanding descalability |
| 07/10/2012 | CA2763219A1 Method and apparatus for heat treating a metal |
| 07/10/2012 | CA2648711C Method for producing cr containing nickel-base alloy tube and cr containing nickel-base alloy tube |
| 07/05/2012 | US20120171468 Titanium material for solid polymer fuel cell separator use and method of production of same |
| 07/05/2012 | US20120168033 Method and Device for Hardening Work Pieces and Workpieces Hardened According to Said Method |
| 07/04/2012 | CN202297754U 氮化六角轴生产工装 Nitride hexagonal shaft production tooling |
| 07/04/2012 | CN202297753U 双排稀土气体渗碳炉水冷却防结焦滴注及氮气除塞装置 Double rare gas carburizing furnace cooling water drip and anti-coking nitrogen except plug device |
| 07/04/2012 | CN202297752U 渗碳吊挂通用筐 General carburizing hanging baskets |
| 07/04/2012 | CN1380856B Tableware and method for surface treatment thereof, substrate having hard decorative coating film and method for production thereof, and cutlery |
| 07/04/2012 | CN102544208A High-temperature dry method double-side oxidizing process for crystal silicon wafer |
| 07/04/2012 | CN102534466A Pulsed fast nitriding device for inner wall of oil pipe |
| 07/04/2012 | CN102534465A Heat treatment process for surface hardening and carbonitriding of hydraulic parts |
| 07/04/2012 | CN102534464A Method for realizing metal porous material aperture adjustment through nitridation and pore structure of material |
| 07/04/2012 | CN102534463A Automatic sample outlet mechanism for gas nitriding stove |
| 07/04/2012 | CN102534160A Fault diagnosis system of thermal treatment furnace |
| 07/04/2012 | CN102534151A Steel heat treatment process and antirust and anticorrosion method |
| 07/04/2012 | CN102528077A Processing method of ferrous metal super-finishing surface |
| 07/04/2012 | CN102154611B Method for performing vulcanizing modification on surface of NiW alloy base band |
| 07/04/2012 | CN102134660B Functionally gradient hard alloy with cubic phase-rich surface and preparation method thereof |
| 07/04/2012 | CN102011087B Ion chemical heat treating furnace having glow discharge-aided heating function |
| 07/04/2012 | CN102002662B Bolt surface vapor oxidization blacking device |
| 07/04/2012 | CN101984139B Carburizing method for wind power gear used for wind power generation |
| 07/04/2012 | CN101967605B Carbide precipitation type rare earth carburizing steel |
| 07/04/2012 | CN101892450B Nitrocarburizing treatment method of pin shaft of engine toothed chain |
| 07/04/2012 | CN101886217B Medium-strength packaging steel strip and production method thereof |
| 07/04/2012 | CN101573001B Method for forming conducting wire on insulated heat-conducting metal substrate in a vacuum sputtering way |
| 07/04/2012 | CN101560665B Fillet rolling and reinforcing technology of normalized nodular cast iron crankshaft |
| 07/04/2012 | CN101560664B Nitridized and undercut fillet rolling and reinforcing technology of normalized nodular cast iron crankshaft |
| 07/03/2012 | US8211245 Modification of surfaces to increase the surface tension |
| 07/03/2012 | US8211244 Tantalum carbide, method for producing tantalum carbide, tantalum carbide wiring and tantalum carbide electrode |
| 06/28/2012 | WO2012085489A1 Process for manufacturing a reinforced alloy by plasma nitriding |
| 06/28/2012 | WO2012084413A1 Screw made of low-alloy carbon steel, and method for producing such a screw |
| 06/28/2012 | WO2012084386A1 Screw anchor |
| 06/28/2012 | US20120164019 Method of manufacturing rare-earth magnet powder, and method of manufacturing rare-earth bond magnet |
| 06/28/2012 | US20120160629 Method for producing a friction element |
| 06/28/2012 | DE102005014484B4 Verfahren zum Bilden einer harten Carbidschicht und eine Rollenkette und eine geräuscharme Kette mit harter Carbidschicht A method for forming a hard carbide and a roller chain and a silent chain with hard carbide |
| 06/27/2012 | EP2468422A1 Method for producing a polymer coated copper-zinc alloy structure with improved adherence |
| 06/27/2012 | EP2467509A1 A method of activating an article of passive ferrous or non-ferrous metal prior to carburising, nitriding and/or nitrocarburising |
| 06/27/2012 | CN202284225U 气体氮化的催渗装置 Gas nitriding reminder infiltration device |
| 06/27/2012 | CN202284224U 载重汽车螺旋伞齿轮双排稀土连续气体渗碳热处理设备 Truck rare double spiral bevel gear continuous gas carburizing heat treatment equipment |
| 06/27/2012 | CN202284223U 双排稀土连续气体渗碳炉料盘设置及加热装置 RE continuous gas carburizing furnace charge double disc set and heating equipment |
| 06/27/2012 | CN102523745A Method of manufacturing carburized parts |
| 06/27/2012 | CN102522193A Device and method for improving coercivity of magnet |
| 06/27/2012 | CN102517592A High magnetic induction grain-oriented silicon steel stripe nitriding treatment method |
| 06/27/2012 | CN102517542A Boriding agent for boriding on metallic titanium surface and boriding technique |
| 06/27/2012 | CN102517541A Gas nitriding treatment method of 11Cr17 stainless steel slip sheet |
| 06/27/2012 | CN102517540A Passivation method of excimer laser gas configuration device |
| 06/27/2012 | CN101967654B Ruthenium oxide electrode material by adopting carburization and modification of titanium base material and preparation method thereof |
| 06/26/2012 | US8206597 Protected alloy surfaces in microchannel apparatus and catalysts, alumina supported catalysts, catalyst intermediates, and methods of forming catalysts and microchannel apparatus |
| 06/26/2012 | CA2532813C Passivation of steel surface to reduce coke formation |