| Patents for C01B 31 - Carbon; Compounds thereof (38,010) |
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| 01/24/1990 | EP0351711A2 Liquid phase carbon monoxide shift process |
| 01/24/1990 | EP0161316B1 Formation of tungsten monocarbide from a molten tungstate-halide phase by gas sparging |
| 01/24/1990 | CN1039000A Production of water glass and activated carbon from rice husk ash |
| 01/24/1990 | CN1006524B Pressure swing adsorption with intermediate product recovery |
| 01/23/1990 | US4895713 Intercalation of graphite |
| 01/23/1990 | US4895709 Low temperature pyrolysis |
| 01/23/1990 | US4895628 Process for the preparation of submicron-sized boron carbide powders |
| 01/17/1990 | EP0350989A1 Method and apparatus for manufacturing flake graphite |
| 01/17/1990 | EP0350856A1 Purification method of carbon fluorides |
| 01/17/1990 | CN1038798A Method and equipment for smelting calcium carbide |
| 01/16/1990 | US4894215 Bonding, carbonization |
| 01/10/1990 | EP0349655A1 Process for separating and recovering carbonic acid gas from gas mixture by adsorption |
| 01/09/1990 | US4892565 Adsorptive separation utilizing multiple adsorption beds |
| 01/03/1990 | CN1038438A Hexagonal silicon carbide platelets and preforms and methods for making and using same |
| 01/02/1990 | US4891339 Carbides and nitrides of silicon and boron |
| 01/02/1990 | US4891203 Flake-like carbon bodies from semicoke |
| 12/28/1989 | WO1989012499A1 Directly heated ceramic catalyst support |
| 12/27/1989 | EP0348204A2 Porous, metal-containing carbonaceous material |
| 12/27/1989 | EP0348089A2 Partial oxidation process |
| 12/27/1989 | EP0111008B1 Process for manufacturing metal carbides and their precursors |
| 12/27/1989 | CN1006220B Process for prepn. of scale graphite expanded with high multiplier |
| 12/26/1989 | US4889695 Leaching with caustic, then aluminum sulfate and sulfuric acid |
| 12/26/1989 | US4889665 Process for producing ultrafine particles of ceramics |
| 12/26/1989 | US4889658 Partial oxidation process |
| 12/26/1989 | US4888955 Two phase CO2 storage tank |
| 12/20/1989 | EP0346875A2 Silicon carbide fiber and method of manufacturing the same |
| 12/19/1989 | US4888157 Sulphur compounds removal |
| 12/19/1989 | CA1263963A1 Thermal process for treating a polysilazane containing = si and = si-n-groups |
| 12/14/1989 | WO1989012026A1 Fine flaky graphite particles and process for their production |
| 12/14/1989 | WO1989010327A3 Synthesis of carbon fluoride and carbon fluoride chloride |
| 12/13/1989 | EP0345576A1 Green chromium oxide, process for its preparation and its use |
| 12/13/1989 | CN1006058B Layer diffusion method for growing polycrystalline and its application |
| 12/12/1989 | US4887273 Group 1a and group 4 halides |
| 12/12/1989 | US4886921 Cathode material for lithium battery; fluorination of carbon fluoride chloride |
| 12/12/1989 | US4886652 Reacting carbon and silicon, titanium or vanadium by heating rapidly to melting point; minimizes solid state reactions |
| 12/12/1989 | US4886534 Recovering gaseous carbon dioxide for reuse |
| 12/12/1989 | CA1263848A1 Process for the preparation of super needle coke |
| 12/12/1989 | CA1263809A1 Method of regulating the pressure of a gas produced in a reactor |
| 12/06/1989 | EP0344372A1 Hexagonal silicon carbide platelets and preforms and methods for making and using same |
| 11/30/1989 | WO1989010328A3 Low temperature synthesis of graphite based carbon fluoride and carbon fluoride chloride |
| 11/29/1989 | EP0343921A2 Eta phase materials, methods of producing the same, and use therof as catalysts for alcohol synthesis, hydrocarbon synthesis, hydrocarbon hydrogenation and hydrocarbon converion reactions |
| 11/28/1989 | US4883617 Method of forming binderless carbon materials |
| 11/28/1989 | US4883499 Establishing a bed in a closed gasifier reaction chamber |
| 11/21/1989 | US4882225 Polysiloxane or silicon coating |
| 11/21/1989 | US4882138 Method for preparation of diamond ceramics |
| 11/16/1989 | WO1989010783A1 Improved process for recovering acidic gases |
| 11/15/1989 | EP0341879A1 Hydrogen and carbon dioxide coproduction |
| 11/14/1989 | US4880765 Process for producing carbon molecular sieves |
| 11/09/1989 | DE3913591A1 Ss-sic-pulver zum sintern und verfahren zu seiner herstellung Ss-SiC powder for sintering, and process for its preparation |
| 11/09/1989 | DE3814293A1 Process for recovering carbon monoxide |
| 11/08/1989 | EP0341025A2 Silicon carbide fibers and a process for preparing them |
| 11/08/1989 | EP0340697A2 Process for producing high density carbon and graphite articles |
| 11/08/1989 | EP0340689A2 Iron carbide fine particles and process for preparing the same |
| 11/08/1989 | EP0340357A1 Graphite structures and method for production thereof |
| 11/08/1989 | CN1036935A Recovering and utilizing method of waste alkali liquid in graphite purifing technology |
| 11/07/1989 | US4879142 Pyrolysis of a silicon-containing copolymer |
| 11/07/1989 | US4879104 Gas flow through zones of varying cross-sections |
| 11/02/1989 | WO1989010329A1 METHOD FOR OBTAINING beta-SILICON CARBIDE |
| 11/02/1989 | WO1989010328A2 Low temperature synthesis of graphite based carbon fluoride and carbon fluoride chloride |
| 11/02/1989 | WO1989010327A2 Synthesis of carbon fluoride and carbon fluoride chloride |
| 11/02/1989 | EP0339992A1 Bonding diamond to diamond |
| 10/31/1989 | US4877528 Siloxane-grafted membranes |
| 10/30/1989 | EP0286674A4 Sound and thermal insulation. |
| 10/24/1989 | US4876077 Heat treatmennt polyphenylene oxadiazole polybenzothiazole, be nzobisthiazole, polybennzoxazole, polybenzobisoxazole, or poly thiazole |
| 10/19/1989 | WO1989009809A1 Method and apparatus for refinement of organic material |
| 10/19/1989 | WO1989009754A1 Process for producing organic products containing silicon, hydrogen, nitrogen, and carbon by the direct reaction between elemental silicon and organic amines and products formed thereby |
| 10/18/1989 | CN1036338A Selective adsorption of co2 on zeolites |
| 10/17/1989 | US4874642 Method for depositing a hard, fine-grained, non-columnar alloy of tungsten and carbon on a substrate |
| 10/12/1989 | DE3810765A1 Carbon oxide C5O2 |
| 10/11/1989 | EP0336648A2 Process for producing carbon/carbon composite having oxidation resistance |
| 10/11/1989 | EP0336535A1 Gas separation by composite solvent-swollen membranes |
| 10/11/1989 | EP0336501A2 Method of preparing a clathrate of a gas-hydrate-forming material and water |
| 10/11/1989 | CN2045736U 二氧化碳发生炉 Carbon dioxide furnace |
| 10/11/1989 | CN1005381B Separation co2 from other gas of mixture |
| 10/10/1989 | US4873115 Method of sythesizing carbon film and carbon particles in a vapor phase |
| 10/10/1989 | US4873071 Treating carbonaceous material with sulfuric and/or nitric acid, heating; lighweight; elasticity; packing materials |
| 10/05/1989 | DE3908715A1 Verfahren zur herstellung von pulverfoermigen hochschmelzenden anorganischen verbindungen und metallischen mischkoerpern Process for the preparation of pulverfoermigen refractory inorganic compounds and metallic mischkoerpern |
| 10/04/1989 | CN1036003A Apparatus and method for producing uniform, fine boron-cont. ceramic powders |
| 10/04/1989 | CN1035994A Process for emery production |
| 10/03/1989 | US4871581 Carbon deposition by ECR CVD using a catalytic gas |
| 10/03/1989 | US4871524 Hydrogen purification process |
| 09/27/1989 | EP0334589A2 Flexible carbon seal ring with an amorphous carbon phase on its sealing |
| 09/27/1989 | CN1035855A Process for depositing film mainly comprising carbon |
| 09/27/1989 | CN1035820A Impurity removal from carbon monoxide and/or hydrogen-containing streams |
| 09/26/1989 | US4869886 Processes for producing a high density silicon carbide sinter |
| 09/26/1989 | US4869884 Process for recovering acidic gases |
| 09/26/1989 | US4869729 From aluminum hydroxide and coal |
| 09/26/1989 | CA1260449A1 Warp knit fabric containing weft inserted activated carbon yarn |
| 09/21/1989 | WO1989008609A2 Production of silicon carbide, manganese carbide and ferrous alloys |
| 09/21/1989 | DE3807393A1 A process for producing activated coke from lignite |
| 09/20/1989 | EP0333208A2 Thin film transistor with an amorphous carbon light protection and method to make this light protection |
| 09/19/1989 | US4868841 Directly heated ceramic catalyst support |
| 09/13/1989 | EP0332353A2 A method of synthesizing diamond |
| 09/13/1989 | CN1035478A Productive technology of carbon dioxide |
| 09/12/1989 | US4866012 Carbothermally reduced ceramic materials and method of making same |
| 09/08/1989 | WO1989007979A1 Carbon dioxide removal using aminated carbon molecular sieves |
| 09/06/1989 | CN1035253A Method of producing adsorbent for separation and recovery of co |
| 09/05/1989 | US4863818 Graphite intercalation compound electrodes for rechargeable batteries and a method for the manufacture of the same |
| 09/05/1989 | US4863814 Electrode and a battery with the same |
| 09/05/1989 | CA1259039A1 Selective adsorption and recovery of organic gases using ion-exchanged faujasite |