| Patents for C22B 34 - Obtaining refractory metals (6,435) |
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| 09/09/2009 | EP2021518B1 Method and device for chlorination of ore-bearing materials |
| 09/09/2009 | CN201305618Y Sieve plate for reactor for reduction-distillation production of sponge titanium |
| 09/09/2009 | CN201305617Y Sieve plate of reactor of combined furnace |
| 09/09/2009 | CN201305616Y Transverse-tubule heating mantle of combined furnace for producing sponge titanium |
| 09/09/2009 | CN201305615Y Filtering tank for reduction-feeding production of sponge titanium |
| 09/09/2009 | CN101525692A Method for environment-friendly utilization of copper-nickel-tungsten alloy |
| 09/08/2009 | US7585457 Separation process |
| 09/08/2009 | US7585380 Having fine and uniform microstructure; sputtering target and in electrical components such as capacitors |
| 09/03/2009 | WO2009107647A1 Process for the recovery of metal |
| 09/03/2009 | WO2009107339A1 Manufacturing method for a reducing metal and an electrolytic apparatus to be used in the same |
| 09/03/2009 | WO2009106600A1 Method for manufacturing alloy powders based on titanium, zirconium and hafnium, alloyed with the elements ni, cu, ta, w, re, os, and ir |
| 09/03/2009 | CA2716263A1 Process for producing alloy powders based on titanium, zirconium and hafnium, alloyed with the elements ni, cu, ta, w, re, os and ir |
| 09/02/2009 | EP1797206B1 Agglomeration of titania |
| 09/02/2009 | CN101519723A Clean production process for extracting vanadium in carbonaceous shale containing vanadium by hot press oxidation method |
| 08/26/2009 | CN101517104A Process for recovering group VI-B metals from spent catalysts |
| 08/26/2009 | CN101517103A Method and apparatus for continuous producing of metallic titanium and titanium-based alloys |
| 08/26/2009 | CN101514403A Method for volatilizing and enriching molybdenum from molybdenum tailings |
| 08/26/2009 | CN101514402A Vanadium extraction technology by high oxygen enrichment method |
| 08/26/2009 | CN101513602A Acidolysis reaction technology |
| 08/26/2009 | CN100532593C Reduction and carbonization method for titanium-containing raw material |
| 08/19/2009 | EP1827739B1 Production of valve metal powders |
| 08/19/2009 | CN101509076A Process for extracting copper and vanadium pentoxide from waste liquor after cleaning vanadium-removed copper wire sphere |
| 08/19/2009 | CN101509070A Method for acid leaching extraction of vanadium from vanadium-containing raw material |
| 08/18/2009 | US7576296 Thermal synthesis apparatus |
| 08/13/2009 | US20090202386 Alloys, Bulk Metallic Glass, And Methods Of Forming The Same |
| 08/13/2009 | US20090202385 Preparation of alloys by the armstrong method |
| 08/12/2009 | CN201288213Y Titanium sponge distillation passage-way and heating apparatus |
| 08/12/2009 | CN101504248A Tunnel type vanadium oxidization roasting vertical kiln and its baking method |
| 08/12/2009 | CN101503763A Method for preparing low oxygen content metal vanadium |
| 08/12/2009 | CN101503762A Desulphurization and vanadium extraction technique for calcinated vanadium ore |
| 08/12/2009 | CN100526489C Technique for reclaiming vanadium and iron from high-vanadium high-iron steel slag |
| 08/12/2009 | CN100526488C Method and device for magnesium method titanium sponge production reactor inner heat exchange |
| 08/12/2009 | CN100526486C Method of oxidizing transforming leaching vanadium from stone coal under pressure field |
| 08/11/2009 | US7572418 Process to obtain titanium concentrates with high contents of TiO2 and low contents of radionuclide elements from anatase mechanical concentrates |
| 08/05/2009 | CN101501798A Improvements in the production of electrolytic capacitor |
| 08/05/2009 | CN101501227A Cavitation process for titanium products from precursor halides |
| 08/05/2009 | CN101497946A Composite calcination agent for extracting vanadium from vanadium ore |
| 08/05/2009 | CN101497945A Method for preparing low oxygen-containing metallic titanium |
| 08/05/2009 | CN100523235C Method for reducing metallic titanium from titanium-containing materials |
| 08/05/2009 | CN100523232C Highly effective composite basic additive for extracting vanadium and synchronously fixing chlorine |
| 07/30/2009 | WO2009092631A1 Phlegmatized metal powder or alloy powder and method and reaction vessel for the production thereof |
| 07/30/2009 | DE102008005781A1 Phlegmatisierte Metallpulver oder Legierungspulver und Verfahren bzw. Reaktionsgefäß zu deren Herstellung Desensitised metal powder or alloy powder and process for their preparation and reaction vessel |
| 07/30/2009 | CA2712929A1 Phlegmatized metal or alloy powder and method and/or reaction vessel for its manufacture |
| 07/29/2009 | CN101492776A Method for producing metal vanadium |
| 07/29/2009 | CN101492775A Torrefaction additive for extracting vanadium pentoxide from vanadium-containing bone coal and method of use thereof |
| 07/23/2009 | WO2009090513A1 The production of titanium trifluoride |
| 07/23/2009 | CA2712116A1 The production of titanium trifluoride |
| 07/22/2009 | CN100516257C Method for recovering and reusing niobium and niobium alloy waste |
| 07/22/2009 | CN100516256C Mechanical activating strengthening alkali decomposition cleaning transforming method for hard-decomposition tantalum niobium concentrate |
| 07/22/2009 | CN100516255C Method of high-melting-point metal separation and recovery |
| 07/21/2009 | CA2366095C Chromium removal from leach liquors produced during high pressure acid leaching of lateritic ores |
| 07/16/2009 | WO2004024963A3 Methods of making elemental materials and alloys |
| 07/15/2009 | EP2078699A1 Method for making niobium suboxide |
| 07/14/2009 | US7559969 Methods and apparatuses for producing metallic compositions via reduction of metal halides |
| 07/08/2009 | CN101476051A Method for treating and recycling vanadium product reduction tail gas |
| 07/08/2009 | CN101476050A Preparation of Ti-6Al-4V titanium alloy large-sized casting ingot |
| 07/08/2009 | CN100510127C Method for extracting iron titanium vanadium from high-titanium iron concentrate |
| 07/02/2009 | US20090165597 Apparatus and Methods for the Production of Metal Compounds |
| 07/01/2009 | EP2074235A1 Method and apparatus for continuous producing of metallic titanium and titanium-based alloys |
| 07/01/2009 | EP1753566B1 Method for the production of niobium and tantalum powder |
| 07/01/2009 | EP1499752B1 Sulfuric acid beneficiation of titaniferous ore for the production of tio2 |
| 07/01/2009 | CN101469375A Method for removing copper impurity in molybdenum concentrate |
| 07/01/2009 | CN100507032C A method of producing titanium |
| 06/25/2009 | WO2008091674A3 Process for reducing gangue build-up in the reactor during the chloride process that uses recycled ore |
| 06/25/2009 | US20090158895 titanium double salt is precipitated from solution containing high proportion of polyvalent cation, especially Fe(II) and Fe(III) at high yield and high selectivity to produce product of high titanium to polyvalent cations ratio; production of titanium products from low-grade-stream solution of titanium |
| 06/24/2009 | CN201261802Y Temperature control apparatus of titanium reduction distillation furnace |
| 06/24/2009 | CN201261801Y Turning conveyer for reduction distillation reaction tank |
| 06/11/2009 | WO2009071284A1 Method for treating cyclone dust occurring during chlorination of raw materials containing titanium |
| 06/11/2009 | WO2009071006A1 A method of manufacturing v product utilizing fluidization technology |
| 06/10/2009 | EP2067548A1 Refractory crucibles capable of managing thermal stress and suitable for melting highly reactive alloys |
| 06/10/2009 | EP2066819A1 Recovery of molybdenum from molybdenum bearing sulfide materials by bioleaching in the presence of iron |
| 06/10/2009 | EP1761353B1 Metalothermic reduction of refractory metal oxides |
| 06/10/2009 | CN101451199A Method for extracting vanadic anhydride from stone coal vanadium ore |
| 06/03/2009 | EP2064358A1 Process for recovering group vi-b metals from spent catalysts |
| 06/03/2009 | EP2064356A1 A sulfate process |
| 06/03/2009 | CN101445875A Method for separating molybdenum from aluminium in alkaline solution |
| 06/03/2009 | CN100494427C Salting-in leaching method for extracting vanadium by high-temperature wet method |
| 06/03/2009 | CN100493784C Method and device for carrying out a friction chemical reaction |
| 05/27/2009 | CN201246951Y Stone coal vanadium feeding calcination vertical kiln |
| 05/27/2009 | CN201245699Y Titanium sponge reactor structure |
| 05/27/2009 | CN201245698Y Titanium sponge reactor |
| 05/27/2009 | CN201245697Y Cooling water jacket for distilling zirconium sponge |
| 05/22/2009 | WO2009063750A1 Method and apparatus for concentrating ti powder in molten material |
| 05/21/2009 | US20090126529 Highly Pure Hafnium Material, Target and Thin Film Comprising the Same and Method for Producing Highly Pure Hafnium |
| 05/20/2009 | EP2060536A1 Self-propagating combustion cyclone reactor |
| 05/20/2009 | CN101435027A Method for recycling high purity molybdenum from molybdenum-containing spent catalyst |
| 05/20/2009 | CN101435026A Titanium sponge 10-ton reduction-distillation furnace |
| 05/20/2009 | CN101435025A Combined arrangement method of magnesium electrolysis shop and titanium sponge reduction distillation shop |
| 05/20/2009 | CN100489128C Method for producing titanium from titanium tetrachloride and magnesium reaction in fluid bed reactor |
| 05/20/2009 | CN100489126C Method of reclaiming chemical industry products by using industrial slag containing vanadium, chromium, iron and phosphorous |
| 05/20/2009 | CN100489125C Niobium purifying method |
| 05/20/2009 | CN100488880C A process to obtain titanium concentrates with high contents of TiO2 and low contents of radionuclide elements from anatase mechanical concentrates |
| 05/14/2009 | DE112007001100T5 Tantalpulver mit glatter Oberfläche und Verfahren zur Herstellung desselben Of the same tantalum powder having a smooth surface and methods for making |
| 05/13/2009 | CN101432454A Processing of waste or cyclone solids from the chlorination of titanium bearing ores |
| 05/13/2009 | CN101432453A Methods for producing consolidated materials |
| 05/13/2009 | CN100487144C High-purity spongy titanium material and its production method |
| 05/13/2009 | CN100487141C Technique for extracting titanium slag form red mud |
| 05/07/2009 | US20090118115 Use of tio2 residues from the sulfate process |
| 05/06/2009 | EP2055412A2 Metal powders produced by the reduction of the oxides with gaseous magnesium |
| 05/06/2009 | CN201232080Y Reactor vacuum pre-pumping pipeline for producing titanium sponge |