| 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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| 07/02/2008 | EP1167574B1 Metal material having formed thereon chromium oxide passive film and method for producing the same, and parts contacting with fluid and system for supplying fluid and exhausting gas |
| 07/02/2008 | CN101210558A Slide for slide vane compressor |
| 07/02/2008 | CN101210326A Surface treatment method for hydrogen-storing alloy powder |
| 07/02/2008 | CN101210306A Method for preparing hydrogen-storing alloy powder |
| 07/02/2008 | CN100398856C Rolling bearing filled with balls and ball cam follower for engine |
| 07/02/2008 | CN100398689C Deep rare-earth boron carbonitriding agent |
| 07/02/2008 | CN100398497C Sintered part and the method for the production thereof |
| 06/26/2008 | WO2008076403A1 Method of manufacture using heat forming |
| 06/26/2008 | US20080149227 Method for oxygen free carburization in atmospheric pressure furnaces |
| 06/26/2008 | US20080149226 Method of optimizing an oxygen free heat treating process |
| 06/26/2008 | US20080149225 Method for oxygen free carburization in atmospheric pressure furnaces |
| 06/25/2008 | CN101208450A Semiconductor materials and methods of producing them |
| 06/19/2008 | WO2008073887A2 Method for treating metallic surfaces with an alternating electrical current |
| 06/19/2008 | WO2008071068A1 Cladding process of metal micro/nano-particle |
| 06/19/2008 | US20080145690 Gear material for an enhanced rotorcraft drive system |
| 06/19/2008 | US20080145400 Ion Bombardment of Medical Devices |
| 06/19/2008 | US20080145264 Mo-V-Ni high temperature steels, articles made therefrom and method of making |
| 06/19/2008 | DE19911962B4 Kolbenring und eine Kombination von Verdichtungsringen Piston ring and a combination of compression rings |
| 06/18/2008 | EP1931811A1 Dry composition, use of its layer system and coating process |
| 06/18/2008 | CN100395470C Pin structure of planetary rotary member of planetary reduction mechanism, and method for manufacturing pin |
| 06/17/2008 | US7388740 Foil for negative electrode of capacitor and process for producing the same |
| 06/17/2008 | US7387868 Treatment of a dielectric layer using supercritical CO2 |
| 06/17/2008 | US7387813 Methods of preparation of hollow microstructures and nanostructures |
| 06/12/2008 | WO2008068968A1 Method for production of soft nitriding steel product |
| 06/12/2008 | US20080135135 Treating a metallic surface comprising by contacting with a medium of at least one silicate andproviding an alternating current for a time and under conditions sufficient to improve the corrosion resistance of the metallic surface; protective coatings |
| 06/11/2008 | EP1930479A1 Process for producing crystalline titanium oxide coating film through electrolytic anodizing |
| 06/11/2008 | EP1930464A1 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 for fuel cells |
| 06/11/2008 | CN101198714A Method for manufacturing a stainless steel product |
| 06/11/2008 | CN101196145A Heavy oil diesel engine cylinder cover processing method |
| 06/11/2008 | CN101195913A Technique for forming chromium carbon nitrogen surface alloying layer by plasma composite process low-temperature |
| 06/11/2008 | CN101195903A Metal parts manufacturing technology |
| 06/10/2008 | US7384698 Metal article intended for at least partially coating with a substance and a method for producing the same |
| 06/10/2008 | US7384488 Method for producing gears and/or shaft components with superior bending fatigue strength and pitting fatigue life from conventional alloy steels |
| 06/10/2008 | CA2493217C Method for the production of a hydrophilic substrate provided with a layer electrode |
| 06/05/2008 | US20080131479 Endoprosthesis with three-dimensional disintegration control |
| 06/05/2008 | US20080128052 Method and Process for Thermochemical Treatment of High-Strength, High-Toughness Alloys |
| 06/04/2008 | CN201069756Y An automatic pipe connection machine for bulb |
| 06/04/2008 | CN201068468Y Molecular resonance chemical heat treatment furnace |
| 06/04/2008 | CN101191230A Surface treatment technique for coal winning machine cutting bit |
| 06/04/2008 | CN100392143C Nitriding heat treatment process of high temperature alloy material |
| 05/29/2008 | WO2008063095A1 Unit for catalytic gas nitrogenation of steels and alloys |
| 05/29/2008 | DE102006054280A1 Method for increasing corrosion resistance of nitrocarburized and oxidized surfaces of steel components, comprises degassing the surfaces of the components in a vacuum and applying corrosion protection agent on the component surface |
| 05/28/2008 | CN101189356A Carburized metal material and method for producing same |
| 05/28/2008 | CN101187027A Compound heat treating method |
| 05/28/2008 | CN101187003A Titanium oxide film photocatalytic advanced oxidation preparation method |
| 05/28/2008 | CN101187002A Carburizing process for reducing internal oxidation |
| 05/28/2008 | CN101187001A External heat tank type vacuum carburizing furnace |
| 05/28/2008 | CN101186992A Nitrizing quenching product and its preparation method |
| 05/28/2008 | CN101186961A Well type heat treatment device |
| 05/28/2008 | CN101186959A Vacuum low-pressure carburetting high-pressure gas-quenching furnace |
| 05/28/2008 | CN100389887C Abrasion resistant pretreatment process for metal product |
| 05/21/2008 | EP1499755B1 Surface treatment of co-cr based alloys using plasma carburization |
| 05/21/2008 | DE102007051366A1 Superhydrophobe Komposit-Bipolarplatte Superhydrophobic composite bipolar plate |
| 05/21/2008 | CN101184863A A metal strip product, such as an electrical contact spring, and the manufacturing thereof |
| 05/21/2008 | CN101182644A Precision piece part watch surface chromium base alloy carbides cladding process method |
| 05/20/2008 | US7374821 Low thermoconductivity and high high-temperature strength; for turbines; zirconia-based ceramic stabilized with trivalent oxide and oxygen vacancies reduced by pentavalent oxides, such as zirconia with yttria and niobium oxide |
| 05/20/2008 | CA2611288A1 Seasoned ferrous cookware |
| 05/15/2008 | WO2008056552A1 Process for producing high-concentration carburized steel |
| 05/15/2008 | US20080113519 Method and apparatus for forming oxynitride film and nitride film, oxynitride film, nitride film, and substrate |
| 05/15/2008 | US20080113224 Perpendicular magnetic recording medium and method of manufacturing the same |
| 05/14/2008 | EP1921177A2 Creation of wear protection layers on substances made of barrier layer metals or their alloys using laser processing |
| 05/14/2008 | CN101180416A Procede et four de carbonitruration a basse pression |
| 05/14/2008 | CN101177774A Apparatus and method for titanium and titanium alloy surface oxygen-carbon co-cementation |
| 05/14/2008 | CN101177773A Method for preparing titanium surface black oxidation titanium film |
| 05/14/2008 | CN101177725A Surface metallurgy technique for cobalt-containing super-hard high-speed steel |
| 05/14/2008 | CN100387748C Air/carbon hydrogen organic gaseous ion nitrogen, carbon, oxygen coinfusion technology of steel |
| 05/08/2008 | DE102006051308A1 Verfahren zur Behandlung von Metalloberflächen A process for treating metal surfaces |
| 05/07/2008 | EP1428243A4 Method of forming semiconductor compound film for fabrication of electronic device and film produced by same |
| 05/07/2008 | EP0896554B1 Ferritic nitrocarburization process for steel balls |
| 05/07/2008 | CN101173428A Rotating shuttle |
| 05/07/2008 | CN101173363A Technique for nitrogen treatment of diesel cylinder cover |
| 05/07/2008 | CN100386469C Salt bath tuff-triding treatment for high speed steel (W6Mo5Cr4V2) slide vane (or vane) |
| 05/07/2008 | CN100386468C Salt bath tufftriding treatment of stainless steel (IICr17) slide vane (or vane) |
| 05/07/2008 | CN100386459C Electronic communication shielded alloy wire and its production method |
| 05/06/2008 | US7368177 Highly oxidation resistant component |
| 05/02/2008 | WO2008050071A2 Layer of nickel-titanium alloy containing inserted nitrogen atoms, and associated treatment process |
| 05/01/2008 | US20080099108 Method for hardening stainless steel and molten salt bath for realizing said process |
| 05/01/2008 | US20080099107 Sheave member for belt-type continuously variable transmission and method of manufacturing the same |
| 05/01/2008 | US20080098805 Nanotube-Based Nanoprobe Structure and Method for Making the Same |
| 04/30/2008 | CN201053545Y Pipe joint ferrule clamp |
| 04/30/2008 | CN101171350A High performance alloys with improved metal dusting corrosion resistance |
| 04/30/2008 | CN101168831A Pure titanium ion carbonitriding modifying technique |
| 04/30/2008 | CN100385038C Nano superhard composite film tool with high adhesion and its deposition method |
| 04/24/2008 | US20080096042 Process For The Preparation Of Metallic Wools With A Controlled Degree Of Surface Oxidation And Fibres Deriving From Them: Products Obtained, And Their Use As Supports To Obtain Metaalic Core Composite Materials For A Variety Of Applications |
| 04/24/2008 | US20080095657 pearlite-free microstructure, control the microstructure and hardness levels; powertrain gear which can be surface hardened by carburizing or induction hardening; austenitic steel has microstructure containing bainite martensite and/or ferrite |
| 04/23/2008 | EP1914330A1 Protective film structure of metal member, metal component employing protective film structure, and equipment for producing semiconductor or flat-plate display employing protective film structure |
| 04/23/2008 | EP1913996A1 Surface modified member, surface treating method and surface treating system |
| 04/23/2008 | CN101165856A Oxidation apparatus and method for semiconductor process |
| 04/22/2008 | US7361406 Ultra-high current density thin-film Si diode |
| 04/17/2008 | WO2008043617A2 Method for heat treatment |
| 04/17/2008 | US20080090665 Member With Inner Teeth And Method Of Producing The Same |
| 04/17/2008 | DE10359554B4 Verfahren zur Aufkohlung metallischer Werkstücke in einem Vakuumofen Method for carburizing metallic workpieces in a vacuum oven |
| 04/16/2008 | EP1912253A2 Method of forming a dielectric film |
| 04/16/2008 | EP1910584A1 Carburizing in hydrocarbon gas |
| 04/16/2008 | EP1541701B1 Titanium alloys excellent in hydrogen absorption-resistance |
| 04/16/2008 | CN201046985Y Automatic aerating device |
| 04/16/2008 | CN100381602C Thin layer carburation technology for crane chain of lifting equipment |
| 04/16/2008 | CN100381601C Apparatus of dynamic testing controlling for carbon potential of vacuum furnace |
| 04/16/2008 | CN100381598C Orientating silicon steel, manufacturing process and equipment thereof |
| 04/15/2008 | US7357843 Flowing ethylene and hydrogen gas into depressurized vacuum heat treating furnace; calculating an equivalent carbon concentration; carburization, carbonitriding; accuracy, quality, reproducibility |