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)
04/2014
04/23/2014CN103741091A Machining method for modified silicon steel sheet
04/23/2014CN102691029B Method for preparing nano zinc oxide thin film
04/23/2014CN102686759B Steel for machine structural use, manufacturing method for same, case hardened steel components, and manufacturing method for same
04/23/2014CN102560331B Method for adjusting aperture of metal porous material by carbonitriding and pore structure of metal porous material
04/23/2014CN101906606B Method for implanting special silicon nitride ceramics on surface of corrugating roller
04/23/2014CN101906605B Method for implanting boron nitride special ceramic on surface of corrugator roll
04/22/2014CA2400103C Nickel powder for use as electrodes in base metal electrode multilayered ceramic capacitors
04/17/2014WO2014058388A1 System and method for providing corrosion protection of metallic structure using time varying electromagnetic wave
04/17/2014WO2014056031A1 Method of producing a hard facing material
04/17/2014US20140102593 Method of heat treatment and the directions for use of furnace of heat treatment
04/17/2014US20140102592 Steel product and its manufacturing method
04/16/2014EP2719782A1 Titanium alloy member and production method therefor
04/16/2014EP2718637A2 Process for producing an element for absorbing solar radiation for a thermal concentrating solar power plant
04/16/2014CN203546133U Air bluing furnace
04/16/2014CN103732784A 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
04/16/2014CN103732783A Method for solution hardening of a cold deformed workpiece of a passive alloy, and a member solution hardened by the method
04/16/2014CN103732782A Manufacturing method for a drive belt ring component
04/16/2014CN103726008A Metallic uranium surface passivation modification layer and preparation method thereof
04/16/2014CN103726007A Process for reducing nitriding deformation of disc and gear workpieces
04/16/2014CN103726006A Method for controlling heat treatment microdeformation of wind power equipment gear main shaft
04/16/2014CN102925903B Heat treatment method for die-casting die
04/15/2014US8696830 Stainless steel carburization process
04/15/2014CA2604785C Low pressure carbonitriding method and device
04/10/2014US20140099051 Rolling sliding member, method of manufacturing the same, and rolling bearing
04/09/2014EP2716789A1 Backing plate for disk brake pad, and disk brake pad utilizing backing plate
04/09/2014EP2714944A1 Method for heat treating a steel component
04/09/2014CN203530413U Harmless treatment device based on QPQ (Quench Polish Quench) modification technique
04/09/2014CN203530412U Nitriding furnace
04/09/2014CN103710714A Automobile gearbox gear carburizing and quenching heat treatment method
04/09/2014CN103710695A Preparation method of titanium carbonitride protective coating used for metal workpiece surface
04/09/2014CN103710517A Rolling sliding member, method of manufacturing the same, and rolling bearing
04/09/2014CN103146892B Femtosecond laser surface pretreatment method for improving bonding state of layer base or film base
04/09/2014CN102664496B Wear-resistant conducting bar for assembling motor and preparation method thereof
04/09/2014CN102628154B Production method of wear-resistant compressor crankshaft
04/03/2014WO2013079448A3 Diffusion blocking layer in an exhaust treatment unit
04/03/2014WO2012094050A3 Method of making aluminum nitride armor bodies
04/03/2014US20140090752 Coating of bulk metallic glass (bmg) articles
04/02/2014CN203515710U Valve system used for controlling charge exchange in explosive motor
04/02/2014CN203513781U Spherical heat preservation base of ion-nitriding furnace
04/02/2014CN203513780U Gas nitriding tail gas treatment device
04/02/2014CN103703274A Flexible ring for a drive belt for a continuously variable transmission and method for producing such
04/02/2014CN103700544A Preparing method of AgSnO electric contact materials with uniform tissues
04/02/2014CN103695837A Construction reinforcement surface rust prevention method
04/02/2014CN103695836A Crystal form control method for preparing chromium carbide coating by using chemical gas-phase reaction method
04/02/2014CN103691904A Centrifugally cast 38 chromium-molybdenum-aluminum nitriding steel abrasive-resistant pipe and production method thereof
04/02/2014CN102758168B Device for nitriding crank shaft and inside furnace
04/02/2014CN102676982B Fast in-situ preparation method of TiN/Al composite coating
04/01/2014US8685500 Method for depositing a thin-film polymer in a low-pressure gas phase
04/01/2014US8685177 Manufacturing method for a crankshaft member
04/01/2014CA2594838C High-concentration carburized/low-strain quenched member and process for producing the same
03/2014
03/27/2014WO2014046001A1 Method for producing machine part
03/27/2014WO2014045886A1 Aluminum-alloy plate, and joined body and vehicle member using same
03/27/2014WO2014044659A1 Method for producing a machine part cooled with oil
03/27/2014DE102012217028A1 Kettenelement Chain element
03/27/2014DE102012217025A1 Kettenelement Chain element
03/27/2014DE102012217020A1 Kettenelement Chain element
03/27/2014DE102009053889B4 Verfahren zur Beschichtung einer metallischen Substratoberfläche mit einer durch einen ALD-Prozess aufgebrachten Materialschicht A process for coating a metallic substrate surface with an applied by an ALD process material layer
03/26/2014CN203498461U Carburization-method heat treatment tank device for inspecting austenitic grain sizes of steel materials
03/26/2014CN203498460U Middle-low-pressure high-temperature alloy nitridation device
03/26/2014CN203498459U Improved gas carburizing and nitriding furnace equipment
03/26/2014CN103668229A Processing technology of porous mold for aluminum alloy extrusion
03/26/2014CN103668042A Manufacturing method of cast-iron friction member
03/26/2014CN103668041A Vacuum carburizing method based on natural gas
03/26/2014CN103668040A Oxidation hanging tool
03/26/2014CN103668039A Heat treatment process for manufacturing baking-free brick molding box
03/26/2014CN103668005A HiB steel produced at moderate slab heating temperature and production method thereof
03/26/2014CN103667634A Carburizing and quenching device
03/26/2014CN103667606A Energy-saving type heat treatment circulating water system and energy-saving method
03/26/2014CN103659162A Manufacturing technology for aluminized iron pan
03/26/2014CN102676983B Carburization processing method
03/26/2014CN102400091B Surface treatment method for aluminum alloy and housing prepared from aluminum alloy
03/25/2014US8679264 Method for producing a gaseous atmosphere for treating metals
03/20/2014WO2014042066A1 Helical compression spring and method for manufacturing same
03/20/2014WO2014041787A1 Plug for rolling seamless steel pipe, method for manufacturing said plug, and method for manufacturing seamless steel pipe in which said plug is used
03/20/2014WO2014040995A1 Method for producing a self-tapping screw
03/20/2014US20140076462 Method for passivating tantalum metal surface and apparatus thereof
03/19/2014EP2708619A1 Chemical conversion treatment agent for surface treatment of metal substrate, and surface treatment method of metal substrate using same
03/19/2014CN203487242U Charging basket for thermal treatment of synchronizer gear hub
03/19/2014CN203487221U Equipment for preparing car brake discs
03/19/2014CN203487220U Equipment for preparing car brake discs
03/19/2014CN203487198U Gasket group for thermal treatment on gear hub
03/19/2014CN103643242A Carburization quenching technology for alloy steel gears
03/19/2014CN103643240A Rapid carburization processing technology for gear
03/19/2014CN103643200A Composite carburization quenching technology for gear
03/19/2014CN103643199A Pressure nitrogenization furnace
03/19/2014CN103643198A Carburization processing technology for gear
03/19/2014CN103643197A Thermal processing technology of gears for hoisting machinery
03/19/2014CN103643023A Method for carrying out carburizing and quenching by changing procedure of bearing ring processing
03/19/2014CN103643004A Gas protection non-oxidation quenching carburizing integrated furnace and quenching and carburizing method
03/19/2014CN102912287B Catalytic boriding strengthening method for nickel-coated aluminum powder of Q345 steel
03/13/2014DE102012216117A1 Verfahren zum Herstellen einer selbstschneidenden Schraube A method of manufacturing a self-tapping screw
03/12/2014EP2706131A1 Method for manufacturing machine part
03/12/2014CN203472211U Scale, paraffin and corrosion resistant and wearable special oil well pipe
03/12/2014CN103635601A Surface treatment of a metal part
03/12/2014CN103635597A Sulfur treatment for copper zinc alloys
03/12/2014CN103628021A Drop-feed ferrite gas nitrocarburizing technology
03/12/2014CN103624248A Preparation method for rare earth permanent magnet powder
03/12/2014CN102770569B Gear and method for producing same
03/12/2014CN102703852B Method for composite hydrogen-free oxygen-carburizing on surface of two-phase titanium alloy
03/12/2014CN102151064B Method of obtaining cooking vessel with heat-diffusing bottom and culinary article or electrical cooking apparatus comprising such cooking vessel
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