| 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) |
|---|
| 02/27/2013 | CN102943269A High temperature carburizing quenching novel technology |
| 02/27/2013 | CN102943235A Technique for energy-saving and efficient preparation of single Fe2B infiltrated layer |
| 02/27/2013 | CN102943234A Low-temperature salt bath nitriding process for Austenitic stainless steel workpiece |
| 02/27/2013 | CN102943233A Novel ion bombardment furnace |
| 02/27/2013 | CN102943232A Three-stage value dynamic control method of cover plate tufftride in gas nitriding furnace |
| 02/27/2013 | CN102943231A Surface three-step nitridation method of aluminium and aluminium alloy |
| 02/27/2013 | CN102943230A Nitridation method of aluminium and aluminium alloy surface |
| 02/27/2013 | CN102943159A Novel process for reduction of die heat treatment distortion |
| 02/27/2013 | CN102367564B High temperature salt bath eutecticum and boronizing treatment method capable of increasing surface lifetime of mould |
| 02/26/2013 | US8382916 Method for production of steel product with outstanding descalability; and steel wire with outstanding descalability |
| 02/21/2013 | WO2013023270A1 Piston ring |
| 02/21/2013 | US20130045360 Surface modification of implant devices |
| 02/21/2013 | US20130042947 Low pressure carbonitriding method and device |
| 02/21/2013 | DE102011110626A1 Producing functional element e.g. crown for wrist-watches, comprises thermally treating a blank of the functional element, and subjecting blank to carbon diffusion in salt melt, where blank is made of titanium-containing steel alloy |
| 02/20/2013 | EP2559781A1 Spring and method for producing same |
| 02/20/2013 | CN202747770U Muffle sealed pit furnace |
| 02/20/2013 | CN202744619U Air valve liquid nitrocarburizing hanger |
| 02/20/2013 | CN202744618U Engine valve liquid nitrocarburizing automatic production line |
| 02/20/2013 | CN102936712A Preparation method of air-texturing nozzle |
| 02/20/2013 | CN102936681A Method for manufacturing rollers by using high-speed steel |
| 02/20/2013 | CN102936645A Worm heat treatment process |
| 02/20/2013 | CN102409284B Ion nitriding process of hydraulic motor output shaft |
| 02/20/2013 | CN102352478B Automatic telescopic carburizing gas nozzle device of vacuum low pressure carburizing device |
| 02/19/2013 | US8377342 Titanium suboxide powders |
| 02/19/2013 | US8377235 Process for forming steel |
| 02/19/2013 | US8377234 Method of nitriding nickel-chromium-based superalloys |
| 02/14/2013 | WO2013022359A1 Catalyst for direct decomposition of nitric oxide and method of manufacturing the catalyst |
| 02/14/2013 | WO2013021009A1 Steel for manufacturing carburized steel parts, carburized steel parts produced with said steel, and method for manufacturing same |
| 02/14/2013 | US20130040220 Oxidation-resistant ferritic stainless steel, method of manufacturing the same, and fuel cell interconnector using the ferritic stainless steel |
| 02/14/2013 | US20130037523 Electrode wire for electro-discharge machining and method for manufacturing the same |
| 02/14/2013 | US20130037174 Method for nitriding surface of aluminum or aluminum alloy by cold spray method |
| 02/14/2013 | US20130037173 Method for carbonitriding at least one component in a treatment chamber |
| 02/14/2013 | CA2843360A1 Steel for manufacturing carburized steel parts, carburized steel parts produced with said steel, and method for manufacturing same |
| 02/13/2013 | CN202730220U Bearing ring carburization device |
| 02/13/2013 | CN102926832A Timing chain of double VVT overhead camshaft engine for SUV and fabrication method |
| 02/13/2013 | CN102925903A Heat treatment method for die-casting die |
| 02/13/2013 | CN102925854A Method for preparing aluminum alloy plate resistant to scratch |
| 02/13/2013 | CN102925853A Ultrahigh nitrogen austenite phase diffusion hardening covering layer for pump shafts of nuclear grade pumps |
| 02/13/2013 | CN102925852A Technique for eliminating nitrided porosity |
| 02/13/2013 | CN102925851A Two-section gas nitridation method for surfaces of aluminum and aluminum alloy |
| 02/13/2013 | CN102925850A Twisted bar surface rust prevention method |
| 02/13/2013 | CN102242363B Method for modifying seam surface material of cutting seam sieve tube |
| 02/13/2013 | CN101871087B Salt bath formula for treating high-speed steel air conditioning compressor blade by salt bath nitriding treatment and treatment method |
| 02/06/2013 | EP2554709A1 Bearing part, bearing and bearing part inspection method |
| 02/06/2013 | CN202717834U Carbon potential control system |
| 02/06/2013 | CN102918306A Nitrided piston rin resistant to crack propagation |
| 02/06/2013 | CN102912287A Catalytic boriding strengthening method for nickel-coated aluminum powder of Q345 steel |
| 02/06/2013 | CN102912286A Aluminum and aluminum alloy liquid nitriding method |
| 02/06/2013 | CN102912285A Method for nitriding aluminum and aluminum alloy two-section liquids |
| 02/06/2013 | CN102912284A Manufacturing method and device for deep-hole ion nitriding oil pipe |
| 02/06/2013 | CN102912283A High-temperature variable-carbon potential quick carburizing treatment process for gear parts |
| 02/06/2013 | CN102912282A Secondary carburizing technological method of 16Cr3NiWMoVNbE material |
| 02/06/2013 | CN102912281A Heat treatment carburizing or carbonitriding inspection device and heat treatment furnace with same |
| 02/06/2013 | CN102909495A Method for producing CO2 gas shield solid welding wire by physical oxidation method |
| 02/06/2013 | CN102909374A Method for preparing mould punching sliding sleeve |
| 02/06/2013 | CN102909373A Method for preparing mould punching ejector rod |
| 02/06/2013 | CN102909372A Manufacturing method for valve plate of compressor |
| 02/06/2013 | CN102277581B Heat treatment process of low-carbon alloy material |
| 02/06/2013 | CN101967622B Vacuum carburization method and vacuum carburizing apparatus |
| 01/31/2013 | US20130025745 Mask-Less Selective Plating of Leadframes |
| 01/30/2013 | CN202705449U Corrugated roller composite heat treatment device |
| 01/30/2013 | CN202705448U Acetylene pulse vacuum carburization device |
| 01/30/2013 | CN202705401U Isothermal quenching workpiece strengthened by carburizing |
| 01/30/2013 | CN102906282A A method for shot peening |
| 01/30/2013 | CN102899605A Induction heating boronizing strengthening method of Q345 steel by using catalyst of nickel coated aluminum powder |
| 01/30/2013 | CN102899604A Metal surface salt bath nitrocarburizing method |
| 01/30/2013 | CN102899603A M50NiL material low-pressure vacuum carburization method |
| 01/30/2013 | CN102899602A Bearing continuously-carburized device for carburizing furnace |
| 01/30/2013 | CN102899601A Metal carbide coating method |
| 01/30/2013 | CN102896826A Film-coated component and manufacturing method thereof |
| 01/29/2013 | US8361244 Erosion resistant cermet linings for oil and gas exploration, refining and petrochemical processing applications |
| 01/24/2013 | WO2013011228A1 Method for cooling metal parts having undergone a nitriding/nitrocarburising treatment in a molten salt bath, unit for implementing said method and the treated metal parts |
| 01/24/2013 | CA2855927A1 Method for cooling metal parts having undergone a nitriding/nitrocarburising treatment in a molten salt bath, unit for implementing said method and the treated metal parts |
| 01/23/2013 | EP2548986A1 Steel for nitrocarburization, nitrocarburized components, and production method for same |
| 01/23/2013 | EP2548977A1 Method for producing directional electromagnetic steel sheet |
| 01/23/2013 | EP2548976A1 Spring steel and surface treatment method for steel material |
| 01/23/2013 | CN202688412U Adhesive film for boronizing |
| 01/23/2013 | CN202688411U Full-sealed carburizing and nitriding system |
| 01/23/2013 | CN202688410U Annular carburizing furnace |
| 01/23/2013 | CN102888610A Thermal treatment method for internal spline gear with small modulus |
| 01/23/2013 | CN102888582A Deep level ion nitriding process for engine cylinder bushes |
| 01/23/2013 | CN102888581A Heat treatment technology of small hoist crane |
| 01/23/2013 | CN102888580A Heat treatment technology of hoisting machinery gear |
| 01/23/2013 | CN101778960B Method for increasing the strength of a part |
| 01/17/2013 | WO2013007389A2 Method for forming a layer on a substrate at low temperatures |
| 01/16/2013 | EP2546384A1 Steam turbine member |
| 01/16/2013 | EP2546381A1 Carburized steel member and method for producing same |
| 01/16/2013 | EP2546380A1 High-strength steel and high-strength bolt with excellent resistance to delayed fracture, and manufacturing method therefor |
| 01/16/2013 | EP2546379A1 High-strength steel and high-strength bolt with excellent resistance to delayed fracture, and manufacturing method therefor |
| 01/16/2013 | CN202671642U Carburizing quenching furnace tail gas reusing device |
| 01/16/2013 | CN102877073A Technology for processing CrNiMo series steel material |
| 01/16/2013 | CN102877072A Technology for quickly carburizing gear like parts at variable temperatures and carbon potentials |
| 01/16/2013 | CN102877070A Surface compound treatment method for steel mould |
| 01/16/2013 | CN102877020A Large double temperature control active screen ion nitriding device |
| 01/16/2013 | CN102877019A Method for processing guide tube for sodium lamp, and product |
| 01/16/2013 | CN102337493B Emergent furnace door opening treatment method of soft nitriding furnace |
| 01/16/2013 | CN102066586B Process for production of carburized part and steel part |
| 01/16/2013 | CN101932753B Film deposition apparatus and film deposition method |
| 01/16/2013 | CN101932219B Water-cooling device and manufacturing method thereof |
| 01/16/2013 | CN101649450B Improving water-barrier performance of an encapsulating film |