| 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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| 02/18/2009 | EP2024527A2 Method for hardening running surfaces of roller bearing components |
| 02/18/2009 | CN101368275A 42CrMoE thermal treatment technique |
| 02/18/2009 | CN101368256A Method for altering metal surface color with ultra-short pulse laser |
| 02/18/2009 | CN100462602C 阀及其制造方法 Valve and its manufacturing method |
| 02/18/2009 | CN100462472C Gaseous sulfonitriding process |
| 02/18/2009 | CN100462471C High-temperature oxidation resisting chiomium modified sillicide coating and preparation thereof |
| 02/17/2009 | US7490583 Full-type rolling bearing and roller cam follower for engine |
| 02/12/2009 | US20090038713 Rolling apparatus |
| 02/11/2009 | CN101363123A Composite technique of steel member surface shot-blasting and plasma low-temperature boriding |
| 02/11/2009 | CN101363109A Ion nitriding method of gray iron piston ring under multicomponent atmosphere |
| 02/11/2009 | CN101363108A Method for processing parts of chain and chain-plate using air air oxidation and yellowing |
| 02/11/2009 | CN100460719C Member with inner teeth and method of producing the same |
| 02/11/2009 | CN100460561C Process for preparing super-hydrophilic oil-displacement surface of titanium dioxide film materials |
| 02/11/2009 | CN100460553C Energy-saving ion nitrifying furnace |
| 02/11/2009 | CN100460552C Method of nitriding metal ring and apparatus therefor |
| 02/10/2009 | US7488392 Surface on a stainless steel matrix |
| 02/05/2009 | WO2009017008A1 Magnesium alloy material, and method for treatment of surface of magnesium alloy material |
| 02/05/2009 | US20090035481 Process for diffusing titanium and nitride into a material having a coating thereon and products produced thereby |
| 02/05/2009 | US20090032143 Electron beam enhanced nitriding system |
| 02/04/2009 | CN101358273A Method for producing low-temperature oriented electrical steels |
| 02/04/2009 | CN101358269A Carburizing quenching pipeline and technique thereof |
| 02/04/2009 | CN100458201C 滚动轴承 Rolling |
| 02/04/2009 | CN100457957C Heat treating furnace thereby |
| 02/04/2009 | CN100457933C Preparation method of intensified tantalum and tantalum alloy material |
| 01/29/2009 | US20090029187 Strip Product Forming A Surface Coating Of Perovskite Or Spinel For Electrical Contacts |
| 01/29/2009 | US20090025836 Method Of Producing A Part With Very High Mechanical Properties From A Rolled Coated Sheet |
| 01/29/2009 | US20090025465 Miniaturized Spring Element and Method for Producing the Spring Element |
| 01/28/2009 | CN201186375Y Fine adjustment type pipeline external aligning device leading screw |
| 01/28/2009 | CN101353801A Anti-corrosion and heat tinting composite surface treating method for steel |
| 01/28/2009 | CN101352800A Technique for processing oil distribution sleeve in adjustable windstick distributor for marine |
| 01/28/2009 | CN100455702C Method for producing oriented silicon steel with good bottom by low-temperature heating |
| 01/28/2009 | CN100455698C Surface-carbonitrided stainless steel parts excellent in wear resistance and method for their manufacture |
| 01/28/2009 | CN100455697C Process for colouring martensite stainless steel piston ring |
| 01/21/2009 | CN101348892A Preparation of highly anti-corrosive multicomponent alloy insert, loose joint and nut |
| 01/21/2009 | CN101348891A Tantalum powder controlled passivation magnesium processing deoxidization method |
| 01/21/2009 | CN101348854A Method for producing oriented electrical steel by low temperature heating |
| 01/21/2009 | CN100453661C Bearing's component, heat treatment method thereof, heat treatment apparatus, and rolling bearing |
| 01/15/2009 | DE10144979B4 Schaltgetriebewellen und Verfahren zu ihrer Herstellung Transmission shafts and processes for their preparation |
| 01/14/2009 | EP1471159B1 Bainite type non-refined steel for nitriding and nitrided product |
| 01/14/2009 | CN101343978A High-wind pressure impactor piston |
| 01/14/2009 | CN101343747A High-carbon chromium bearing part surface peening thermal treatment method |
| 01/14/2009 | CN100451423C Pipe joint rear cutting ferrule and heat processing method |
| 01/13/2009 | US7476418 Etching and planarizing a substrate by irradiation with a focused ion beam, decomposing and depositing an organic gas into a columnar electrode, and then attaching the nanotubes to the electrode; maintained electroconductivity between nanotubes and electrodes |
| 01/08/2009 | WO2008144620A3 Metallic component with wear and corrosion resistant coatings and methods therefor |
| 01/08/2009 | US20090011260 Heat-Insulating Protective Layer for a Component Located Within the Hot Gas Zone of a Gas Turbine |
| 01/08/2009 | US20090008892 Surface hardened spherical plain bearing |
| 01/07/2009 | CN101338358A Method for increasing surface hardness of martensitic stainless steel |
| 01/07/2009 | CN100449033C Pretreatment of metal materials |
| 01/06/2009 | US7473436 Dry functionalization process in which precursor gas (e.g., H2 or F2 or CnHm) is irradiated to provide a cold plasma; particles produced are directed toward an array of CNTs in another chamber at or below room temperature while suppressing transport of ultraviolet radiation; applied magnetic field |
| 01/01/2009 | US20090000700 Treatment method for optically transmissive body |
| 12/31/2008 | EP2009133A1 METHOD FOR PRODUCING Cr-CONTAINING NICKEL-BASED ALLOY PIPE AND Cr-CONTAINING NICKEL-BASED ALLOY PIPE |
| 12/31/2008 | EP2008731A1 Mandrel bar for rolling of high alloy, method for surface treatment of the mandrel bar, method for manufacture of the mandrel bar, and method for operation of seamless steel pipe production apparatus |
| 12/31/2008 | EP2007543A2 Method of using a thermal plasma to produce a functionally graded composite surface layer on metals |
| 12/31/2008 | EP1664563B1 Method for producing joint components having an improved resistance to wear and tear |
| 12/31/2008 | CN101333663A Technological process for reducing deformation of gear in process of nitridation heat treatment |
| 12/31/2008 | CN101333638A Process for strengthening aluminium section die |
| 12/31/2008 | CN101333619A Technological process for controlling secondary recrystallization crystal particle dimension of oriented silicon steel |
| 12/31/2008 | CN101333590A External heating type vacuum inductive heating carburizing furnace |
| 12/31/2008 | CN100447417C Production process of high-purity plunger piston |
| 12/31/2008 | CN100447302C Plasma composite plating and seeping method for abrasive-proof nickel base surface alloy layer |
| 12/31/2008 | CN100447289C Plasma-assisted nitrogen surface treatment |
| 12/30/2008 | US7469618 Maintaining carburized case during neutral to the core heat treatment processes |
| 12/25/2008 | US20080318081 Malleable, High Mechanical Strength Aluminum Alloy Which Can be Anodized in a Decorative Manner, Method for Producing the Same and Aluminum Product Based on Said Alloy |
| 12/25/2008 | US20080315127 Ion Implanter Operating in Pulsed Plasma Mode |
| 12/24/2008 | WO2008155079A2 Method for increasing the strength of a part |
| 12/24/2008 | WO2008154934A1 Piston ring with a sulphonitriding treatment |
| 12/24/2008 | WO2008133752A9 Nanoscale oxide coatings |
| 12/24/2008 | CN101331008A Automated control of razor blade colorization |
| 12/24/2008 | CN101328570A Processing method of stainless steel color filament |
| 12/24/2008 | CN101328531A Method for avoiding bearing ring grinding deformation |
| 12/23/2008 | US7468108 Chemisorbing layer of metal precursor at least one monolayer thick on substrate, treating chemisorbed layer at a temperature of 100-190 degrees C. with an oxidant effective to remove the non-metal components to form a treated layer consisting essentially of metal; ozone used as oxidant |
| 12/23/2008 | US7468107 Using a methane-containing carburization atmosphere to form a soft martensite-free surface case on the component. |
| 12/18/2008 | DE112006003471T5 Feststoffteilchenerosionsbeständige oberflächenbehandelte Beschichtung und damit behandelte rotierende Maschine Feststoffteilchenerosionsbeständige surface-treated coating and thus treated rotating machine |
| 12/18/2008 | DE10321414B4 Verfahren zur Wärmebehandlung von metallischen Werkstücken in Kammeröfen A method of heat treatment of metal workpieces in chamber |
| 12/17/2008 | CN101326302A Carbo-nitriding process, method for manufacturing machine part, and machine part |
| 12/17/2008 | CN101323945A Hard film containing stress relaxation layer and method for preparing the same |
| 12/17/2008 | CN101323944A Boro-carburizing microalloying method of shearer cutter |
| 12/16/2008 | US7465476 Method of recycling inert gas |
| 12/16/2008 | US7465362 Subjecting gas to electromagnetic radiation (microwave) in the presence of a plasma catalyst to initiate a plasma containing nitrogen; surface region of an object exposed to the plasma to transfer at least some of the nitrogen from the plasma to the object |
| 12/11/2008 | WO2008149666A1 Method for production of electric contact material, electric contact material, and thermal fuse |
| 12/11/2008 | WO2007149541A3 Methods for making carbide-metal nanocomposite powders |
| 12/11/2008 | WO2007137557A3 Method for hardening running surfaces of roller bearing components |
| 12/11/2008 | US20080302281 Surface Treatment of Metallic Articles in an Atmospheric Furnace |
| 12/11/2008 | DE102007026503A1 Verfahren zur Herstellung einer Magnetschicht auf einem Substrat und druckbarer magnetisierbarer Lack A process for preparing a magnetic layer on a substrate and a printable coating of magnetizable |
| 12/10/2008 | CN100441740C Highly oxidation resistant component |
| 12/10/2008 | CN100441731C Carburizer forming gradient structure of hard alloy |
| 12/10/2008 | CN100441730C Hard alloy carburizing process resulting in gradient distribution of mechanical performance |
| 12/09/2008 | US7462569 Method of manufacturing semiconductor device |
| 12/09/2008 | US7462128 Rolling element and a process for producing the rolling element |
| 12/04/2008 | WO2008146870A1 Carbon monoxide gas generation apparatus and method and carburization atmosphere gas generation apparatus and method |
| 12/04/2008 | WO2008146368A1 Process for producing highly anticorrosive rare earth permanent magnet and method of using the same |
| 12/04/2008 | WO2008127439A3 Gear material for an enhanced rotorcraft drive system |
| 12/04/2008 | US20080299417 Fuel Cell Component |
| 12/03/2008 | CN100439553C Plasma-nitriding of maraging steel, shaver cap for an electric shaver, cutting device made out of such steel and an electric shaver |
| 12/03/2008 | CN100439548C Moving part pin of diesel engine and its producing method |
| 11/27/2008 | WO2008144620A2 Metallic component with wear and corrosion resistant coatings and methods therefor |
| 11/27/2008 | WO2008143031A1 Rolling member, rolling bearing and process for manufaturing rolling member |
| 11/27/2008 | WO2008142913A1 Carbon-coated aluminum material, and method for production thereof |
| 11/26/2008 | EP1994193A2 Applications of diffusion hardening techniques |
| 11/26/2008 | EP1312688B1 Nickel-based alloy product and process for producing the same |