| 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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| 04/17/2007 | US7204952 Vacuum furnace for carburizing with hydrocarbons |
| 04/17/2007 | US7204892 Capable of enhancing the fatigue strength by minimizing the effects of foreign matter without removing the surface layer having a residual stress |
| 04/12/2007 | WO2007039468A2 A process for raising the tempering resistance of a steel work piece |
| 04/12/2007 | US20070079905 Powder coating; surface treatment; wear resistance; drill bits |
| 04/12/2007 | DE102006044626A1 Aufkohlungsbehandlungsvorrichtung und -verfahren Aufkohlungsbehandlungsvorrichtung and procedures |
| 04/12/2007 | DE102005048361A1 Method for passivating the surface of semiconductor silicon circuits and discrete components involves locally exposing surface of silicon and producing primary needle-like silicon structures by reactive ion etching |
| 04/11/2007 | EP1772535A1 Method for coloring surface of zirconium-based metallic glass component |
| 04/11/2007 | EP1772531A1 Method and apparatus for internal coating. |
| 04/11/2007 | EP1772529A1 Dry chemical composition, use thereof to form a layer system and method for coating |
| 04/11/2007 | CN1947215A Method and system for control of processing conditions in plasma processing systems |
| 04/11/2007 | CN1944715A Process for producing gear with hard bainite structure on surface |
| 04/11/2007 | CN1309858C Non-crystal alloy formed workpieces with hardened surface and production method thereof |
| 04/05/2007 | US20070074789 Method for preparation of steel material |
| 04/04/2007 | EP1769099A1 Method for producing wear-resistant and fatigue-resistant edge layers from titanium alloys, and correspondingly produced components |
| 04/04/2007 | CN1940359A Valve and manufacturing method thereof |
| 04/04/2007 | CN1308755C Orientation film forming method, orientation film, substrate for electronic device, liquid crystal panel |
| 04/03/2007 | US7198682 Process for the production of grain oriented electrical steel |
| 03/29/2007 | WO2007034911A1 Steel members, method for heat treatment of the same, and process for production thereof |
| 03/29/2007 | WO2007011226A3 Method for providing a thermal barrier coating and substrate having such coating |
| 03/29/2007 | WO2006094496A3 Wear resistance improved chain and a method for the production thereof |
| 03/29/2007 | US20070072008 Metal strip product |
| 03/29/2007 | US20070071630 Wear-resistant elements and method of making same |
| 03/29/2007 | US20070068601 Process for treating steel alloys |
| 03/29/2007 | DE102006043067A1 Device for insulating surface of workpiece from a fluid uses sleeve with counter thread which covers section of thread on workpiece forming the area to be insulated |
| 03/28/2007 | EP1452717B1 Fuel injection valve |
| 03/28/2007 | CN1938835A Method and apparatus for forming oxynitride film and nitride film, oxynitride film, nitride film and base material |
| 03/28/2007 | CN1938443A Process for producing austenite stainless steel, solder melting vessel and autosoldering apparatus |
| 03/28/2007 | CN1936067A Carburizing treatment apparatus and method |
| 03/28/2007 | CN1936066A Superfine iron powder passivation method |
| 03/27/2007 | US7195801 High purity evaporation; reuse |
| 03/22/2007 | WO2007032086A1 Apparatus for producing electronic device such as display device, process for producing electronic device such as display device, and electronic device such as display device |
| 03/22/2007 | US20070066053 Method for producing substrate having carbon-doped titanium oxide layer |
| 03/22/2007 | US20070065599 Method and apparatus for chemical vapor deposition capable of preventing contamination and enhancing film growth rate |
| 03/22/2007 | US20070064357 Nitrided valve metal material and method of making same |
| 03/22/2007 | US20070062620 Fixing element comprising a low-alloyed steel and process for the production thereof |
| 03/22/2007 | US20070062612 Carburizing treatment apparatus and method |
| 03/21/2007 | CN1934282A 滚动轴承 Rolling |
| 03/21/2007 | CN1306191C Tech for preparing drum of concrete transfer pump |
| 03/21/2007 | CN1306190C Two piece oil control ring with nitrided surface layers |
| 03/15/2007 | WO2007029772A1 Transition metal nitride, fuel cell separator, fuel cell stack, fuel cell vehicle, method for producing transition metal nitride, and method for producing fuel cell separator |
| 03/15/2007 | WO2005118904A3 Case hardened stainless steel oilfield tool |
| 03/15/2007 | WO2005104993A3 Amorphous oxide surface film for metallic implantable devices and method for production thereof |
| 03/15/2007 | US20070059944 Plasma processing method and computer storage medium |
| 03/15/2007 | US20070059501 Tantalum carbide, method for producing tantalum carbide, tantalum carbide wiring and tantalum carbide electrode |
| 03/15/2007 | CA2621772A1 Transition metal nitride, separator for fuel cells, fuel cell stack, fuel cell vehicle, method of manufacturing transition metal nitride, and method of manufacturing separator forfuel cells |
| 03/14/2007 | EP1761369A1 Colored razor blades |
| 03/14/2007 | CN1930415A Apparatus for producing gas, vessel for supplying gas and gas for use in manufacturing electronic device |
| 03/14/2007 | CN1304625C Bearing parts, heat treatment method of bearing parts and rolling bearing |
| 03/14/2007 | CN1304624C Method for supplementing carbon on machine element surface |
| 03/14/2007 | CN1304623C Steel belt surface colouring method |
| 03/13/2007 | US7189171 Rolling bearing for belt driven continuously variable transmission |
| 03/13/2007 | CA2366145C Hard film for cutting tools, cutting tool coated with hard film, process for forming hard film, and target used to form hard film |
| 03/08/2007 | WO2005037468A3 Oxygen-enriched refractive metal alloy for use in medicine |
| 03/07/2007 | EP1419538B1 Methods and reactors for forming superconductor layers |
| 03/07/2007 | CN2876102Y Bidirection automatic regulating lifting device for ionic nitrogenization |
| 03/07/2007 | CN1926670A 等离子体处理方法和计算机存储介质 The plasma processing method and a computer storage medium |
| 03/07/2007 | CN1924076A Method of manufacturing corrosive-resistant single-body hydraulic supporter by salt bath nitriding |
| 03/06/2007 | US7186304 has chromium, cobalt, vanadium, molybdenum, nickel, manganese, silicon, tungsten, titanium, niobium and iron; corrosion resistance |
| 03/01/2007 | WO2007023543A1 Process for producing crystalline titanium oxide coating film through electrolytic anodizing |
| 03/01/2007 | WO2006091582A3 Surface treatment methods for implants made of titanium or titanium alloy |
| 03/01/2007 | US20070048512 Functionalization of porous materials by vacuum deposition of polymers |
| 03/01/2007 | US20070044866 Carburized machine parts |
| 02/28/2007 | EP1757711A2 Carburized machine parts |
| 02/28/2007 | CN2873797Y Furnace front chamber buffer cooling device of carburizing atmosphere |
| 02/28/2007 | CN1922102A Method for producing F2-containing gas, apparatus for producing F2-containing gas, method for modifying article surface, and apparatus for modifying article surface |
| 02/28/2007 | CN1302146C Dynamic control system for low-pressure carbureting heat treatment furnace and its heat treatment method |
| 02/27/2007 | US7183197 Water-barrier performance of an encapsulating film |
| 02/27/2007 | US7182980 Annular substrates are stacked in an enclosure; gas containing at least one precursor of a matrix material to be deposited within the pores of the substrates is channeled inside the enclosure; residual gas is extracted |
| 02/27/2007 | US7182822 Modified by bonding of aromatic groups, optionally substituted by functional groups; withstands ultrasonic cleaning |
| 02/22/2007 | US20070042205 Metal strip product |
| 02/22/2007 | US20070042204 Metal strip product |
| 02/22/2007 | US20070040278 Multifunctional material having carbon-doped titanium oxide layer |
| 02/21/2007 | EP1753890A1 AI<sb>2</sb>O<sb>3</sb> CERAMIC TOOLS WITH DIFFUSION BONDING ENHANCED LAYER |
| 02/20/2007 | US7179341 Integrated sprocket and housing and manufacturing method therefor |
| 02/15/2007 | WO2007018158A1 Ion nitriding method |
| 02/15/2007 | US20070037367 Apparatus for plasma doping |
| 02/15/2007 | US20070036887 Method for making a thin film layer |
| 02/15/2007 | US20070034301 Rolling-contact shaft with joint claw |
| 02/15/2007 | DE10210952B4 Vorrichtung zur Behandlung von metallischen Werkstücken mit Kühlgas A device for treatment of metallic workpieces with cooling gas |
| 02/14/2007 | EP1752551A1 High melting point metal based alloy material exhibiting high strength and high crystallization temperature and method for production thereof |
| 02/14/2007 | CN1914355A Method for surface treatment of metal material |
| 02/14/2007 | CN1914349A Metal dusting resistant stable-carbide forming alloy surfaces |
| 02/14/2007 | CN1912189A Hot processing method for removing decarbonizing of steel surface |
| 02/14/2007 | CN1912171A Manufacturing method for semiconductor photoelectrochemical cell and semiconductor photoelectrochemical cell |
| 02/14/2007 | CN1300445C Turbine high temperature blade and its heat treatment process |
| 02/14/2007 | CN1300372C Method for processing milling cutter used for printed circuit board by ion implantation technology |
| 02/14/2007 | CN1300367C Manufacturing method of ferrocarbon |
| 02/14/2007 | CN1300358C Metal dusting corrosion resistant alloys |
| 02/08/2007 | WO2007015514A1 LAYERED Fe-BASED ALLOY AND PROCESS FOR PRODUCTION THEREOF |
| 02/08/2007 | WO2006121561A3 High performance alloys with improved metal dusting corrosion resistance |
| 02/08/2007 | US20070031594 Method for making a metal decorative effect on the surface of an object |
| 02/07/2007 | CN1910379A Rolling bearing and method for heat treatment of steel |
| 02/07/2007 | CN1910303A Method for activating surface of metal member |
| 02/07/2007 | CN1910296A Steel sheet for use in containers and manufacturing method therefor |
| 02/07/2007 | CN1908461A Hard tooth face sugar press used reducer and hard tooth face processing method |
| 02/07/2007 | CN1908234A Chemical heat treatment method for steel products surface |
| 02/07/2007 | CN1908231A Method of fast growing HA biologically active layer from oxidation film on titanium alloy surface by ultraviolet excitation |
| 02/07/2007 | CN1908223A Temperature variable chemical heat treatment method general for high speed steel and hard alloy cutter |
| 02/07/2007 | CN1908222A Vertical double-chamber quick cooling high efficient vacuum ion-nitriding furnace |
| 02/06/2007 | CA2383165C Hot working die steel excelling in molten corrosion resistance and strength at elevated temperature and member for high temperature use formed of the hot working die steel |