| 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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| 01/22/2014 | CN103526213A Method of improving service life of 16MnCr5 part |
| 01/22/2014 | CN103526153A Nitriding method |
| 01/22/2014 | CN103526152A Nitriding catalyst |
| 01/22/2014 | CN103525996A Heat treatment method for special low alloy steel used for vehicle chains |
| 01/22/2014 | CN103522627A Composite coating on surface of valve sealing piece and preparation method for composite coating |
| 01/16/2014 | WO2014010680A1 Ferritic stainless steel sheet and method for producing ferritic stainless steel sheet with oxide coating film having excellent conductivity and adhesion |
| 01/16/2014 | WO2014009788A1 Fuel cell interconnector and method for making a fuel cell interconnector |
| 01/16/2014 | WO2014009727A1 Method for treating elongated metal product by heating and oxidizing the surface in a controlled environment |
| 01/16/2014 | WO2014008983A1 Dlc coatings with increased corrosion resistance |
| 01/16/2014 | DE102012013576A1 DLC Beschichtungen mit erhöhter Korrosionsbeständigkeit DLC coatings with increased corrosion resistance |
| 01/15/2014 | EP2684556A2 Use of ceramics in dental and orthodontic applications |
| 01/15/2014 | EP2684555A2 Use of ceramics in dental and orthodontic applications |
| 01/15/2014 | EP2684554A2 Use of ceramics in dental and orthodontic applications |
| 01/15/2014 | EP2684553A2 Use of ceramics in dental and orthodontic applications |
| 01/15/2014 | EP2683845A1 Molten-salt bath for nitriding mechanical steel parts, and implementation method |
| 01/15/2014 | CN203393214U Nitrogenation furnace with large inside diameter |
| 01/15/2014 | CN103510041A Preparation method for titanium-based grid |
| 01/15/2014 | CN102719730B Manufacturing method of high strength bluing strapping steel |
| 01/15/2014 | CN102676942B Thermal processing technology for petroleum drilling tool material |
| 01/15/2014 | CN101612822B Hard film-coated member and jig for molding |
| 01/14/2014 | US8629076 High surface area silicon carbide-coated carbon aerogel |
| 01/08/2014 | EP2682496A1 Method of modification of surface structure of metal body |
| 01/08/2014 | EP2681341A1 Method of manufacturing a magnetic substrate for an encoder |
| 01/08/2014 | CN203383870U High-temperature-resistant and high-pressure-resistant turbocharging valve oil seal high in abrasion resistance |
| 01/08/2014 | CN103502501A Molten-salt bath for nitriding mechanical steel parts, and implementation method |
| 01/08/2014 | CN103502500A Gas nitrocarburizing method and method for manufacturing bearing part |
| 01/08/2014 | CN103498711A Air valve with alloy arranged on plate conical face in bead-weld mode and nitride layer reserved on alloy layer |
| 01/08/2014 | CN103496211A Titanium-nitrogen-carbon-aluminum- oxygen nano ceramic coating on low carbon steel surface and preparation method thereof |
| 01/08/2014 | CN102644050B Method for preparing porous AlN/GaN film |
| 01/07/2014 | US8623153 Method to prepare a stable transparent electrode |
| 01/03/2014 | WO2014002120A1 Process and plant for the anti-oxidising surface treatment of steel parts |
| 01/02/2014 | DE112012000642T5 Plasmabearbeitungsvorrichtung The plasma processing apparatus |
| 01/02/2014 | DE102009022714B4 Verfahren zum Oxidieren eines Thermoelementschutzrohrs A method for oxidizing a thermocouple protection tube |
| 01/01/2014 | EP2679701A1 Nitrided steel member and method for producing same |
| 01/01/2014 | CN103492613A Method for manufacturing machine part |
| 01/01/2014 | CN103492602A Fe-based metal plate and method for manufacturing same |
| 01/01/2014 | CN103480550A Wear-resisting pre-processing method and device of metal product |
| 01/01/2014 | CN102676984B Power supply device for automatically controlling temperature rise and heat preservation of glow plasma nitriding furnace |
| 12/31/2013 | US8617669 Laser formation of graphene |
| 12/31/2013 | US8617322 Laminated structure by internal oxidation and forming method thereof |
| 12/25/2013 | CN203360578U Carburization-preventing protective sleeve for needle valve body made of low-carbon steel |
| 12/25/2013 | CN203360553U Quick drying device of boronizing equipment |
| 12/25/2013 | CN203360552U Hanging disc for crankshaft nitrogen treatment |
| 12/25/2013 | CN203360551U Temperature measuring device for nitriding nitrogenation oven |
| 12/25/2013 | CN203360550U Ammonia-containing tail gas treatment device in nitridation heat treatment technology |
| 12/25/2013 | CN103469216A Preparation method of porous Cu surface for heat exchange |
| 12/25/2013 | CN103469214A Surface treatment method of plunger rod of pneumatic airless spray machine |
| 12/25/2013 | CN103469205A Coating process for lotus leaf-like diamond film |
| 12/25/2013 | CN103469151A Cooling method for enhancing hardness of low-carbon steel nitriding product |
| 12/25/2013 | CN103469150A Method for permeating diamond into iron steel material by taking nano-structured carbon as permeation-promoter |
| 12/25/2013 | CN103469149A Method for conducting carburization on surface of injection mold |
| 12/25/2013 | CN103469148A Surface strengthened needle roller |
| 12/25/2013 | CN103469147A Low-pressure pulse vacuum nitriding method and low-pressure pulse vacuum nitriding device for titanium alloy |
| 12/25/2013 | CN103469146A Air bluing furnace |
| 12/25/2013 | CN103469002A Technological method for improving friction pair between plunger pump cylinder and valve plate |
| 12/25/2013 | CN103468916A Heat treatment process for bevel gear |
| 12/25/2013 | CN102732822B Liquid-phase plasma electrolysis osmosis treatment device |
| 12/25/2013 | CN102225640B Film for raising abrasion resistance of compressor slide plate and preparation method thereof |
| 12/25/2013 | CN101928913B Production technology of high-strength cast product |
| 12/24/2013 | US8613807 Conductive film, corrosion-resistant conduction film, corrosion-resistant conduction material and process for producing the same |
| 12/24/2013 | DE112012000408T5 Stahlzahnrad und Herstellungsverfahren dafür Steel gear and manufacturing method thereof |
| 12/19/2013 | WO2013188808A1 Cylinder preparation for maintaining stability of stored materials |
| 12/19/2013 | US20130335071 Method of scale substrate manufacture |
| 12/19/2013 | US20130333808 Nitrided steel member and manufacturing method thereof |
| 12/19/2013 | DE102012011661A1 Zierelement, Chronometer und Herstellungsverfahren eines Zierelements Decorative element, chronometer and method of manufacturing a decorative element |
| 12/18/2013 | CN203346465U Box-type multi-purpose nitrogenation furnace |
| 12/18/2013 | CN103459651A 等离子处理装置 The plasma processing apparatus |
| 12/18/2013 | CN103459650A Separating device and method for producing a crucible for said separating device |
| 12/18/2013 | CN103459636A 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 |
| 12/18/2013 | CN103451596A Novel powdered boriding agent |
| 12/18/2013 | CN103451595A Fused salt oxygen, carbon and sulfur co-cementation type corrosion-resistant ceramic coating of magnesium alloy surface as well asand preparation and application |
| 12/18/2013 | CN103451594A 等离子氮化工艺 Plasma nitriding process |
| 12/18/2013 | CN103451587A Anti-wear treatment method of hardware mold |
| 12/18/2013 | CN102644077B Preparation technology for bionic ceramic/metal laminating composite support coating |
| 12/18/2013 | CN102471895B Electrolytically silver plated and/or electrolytically silver alloy plated article having oxide layer on surface |
| 12/18/2013 | CN102409151B Automobile drive axle ring gear heat treatment process |
| 12/18/2013 | CN101518410B Fabricating method of stainless cast iron cooker |
| 12/17/2013 | US8608870 Carburization heat treatment method and method of use |
| 12/17/2013 | US8608868 Method for improving surface mechanical properties of non-austenitic stainless steels |
| 12/17/2013 | CA2566173C Al2o3 ceramic tools with diffusion bonding enhanced layer |
| 12/12/2013 | US20130327445 Molten-salt bath for nitriding mechanical parts made of steel, and implementation method |
| 12/11/2013 | EP2670877A1 Separating device and method for producing a crucible for said separating device |
| 12/11/2013 | CN203333737U Atmosphere control system of carburizing furnace chamber |
| 12/11/2013 | CN103443316A Case hardening steel, method for producing same, and mechanical structural part using case hardening steel |
| 12/11/2013 | CN103443301A Method of manufacturing a magnetic substrate for an encoder |
| 12/11/2013 | CN103443300A Method for treating a component such as a gearwheel |
| 12/11/2013 | CN103443299A Complex steel component and production method therefor |
| 12/11/2013 | CN103442837A Complex steel component and production method therefor |
| 12/11/2013 | CN103436892A Preparation method for abrasion-resistant gear with alloy steel on surface |
| 12/11/2013 | CN103436840A Carbon supplementing method in hot working of steel |
| 12/11/2013 | CN103436839A Rotary drum mechanical energy aided diffusing box type resistance furnace |
| 12/11/2013 | CN103436838A Carburizing method of titanium alloy |
| 12/11/2013 | CN102851671B Carborized quenched gear ring self-rounding heat treatment method |
| 12/11/2013 | CN102443808B Stainless steel surface corrosion-resistant oxynitriding coriaceous layer as well as preparation method and application thereof |
| 12/10/2013 | US8603592 Barrier coatings for polymeric substrates |
| 12/05/2013 | US20130319154 Steel gear and manufacturing method for the same |
| 12/05/2013 | DE102012102721B4 Verfahren zum Passivieren einer Metalloberfläche A method of passivating a metal surface |
| 12/04/2013 | CN203320112U Quick nitriding sealed tank |
| 12/04/2013 | CN203320111U Nitriding furnace temperature evenly distributing device |
| 12/04/2013 | CN203320110U Nitriding furnace temperature measuring device |