Patents
Patents for C01B 31 - Carbon; Compounds thereof (38,010)
07/1985
07/30/1985US4532227 Leaching high ash pelleted carbon with hot aqueous hydrochloric acid, then with hot aqueous hydrofluoric acid, recovering low ash pelleted carbon
07/30/1985US4532114 Purification of geothermal steam containing boron, arsenic or mercury
07/30/1985US4531595 Wear resistant composite insert and boring tool with insert
07/24/1985EP0149187A2 Filter adsorption unit for water purification comprising active carbon fibers
07/23/1985US4530888 Electrochemical battery
07/18/1985WO1985003014A1 Method for preparing a powder suitable for sintering
07/17/1985EP0148604A1 Process for recovery of copper inhibitors in the recovery of CO2 from flue gases
07/16/1985US4529623 Activated carbon products and their manufacture
07/16/1985US4529575 Process for producing ultrafine silicon carbide powder
07/10/1985EP0148035A2 Graphite tamped brush connection and method of making same
07/10/1985EP0147960A2 Selective adsorption and recovery of organic gases using ion-exchanged faujasite
07/10/1985EP0147884A2 Process for producing coke-coated quartz pellets
07/10/1985EP0147617A2 Apparatus and process for the thermal regeneration of dry, pulverulent, charged carbon-containing adsorbents
07/10/1985EP0147559A1 Superconducting films and devices exhibiting AC to DC conversion
07/09/1985US4528281 Carbon molecular sieves and a process for their preparation and use
07/09/1985US4528119 Metal borides, carbides, nitrides, silicides, oxide materials and their method of preparation
07/09/1985CA1190208A1 Carbon molecular sieves and a process for their preparation
07/09/1985CA1190043A1 Conductive silicon carbide
07/03/1985EP0147327A2 Process for the preparaton of a powder suitable to be sintered
07/03/1985EP0146909A2 Method of removing oxygen from a gas mixture containing oxygen and argon
07/03/1985EP0146646A1 Process for separating and producing relatively highly adsorbable gases by adsorbents from gas mixtures also containing less adsorbable gases
07/02/1985US4526887 Carbon molecular sieves and a process for their preparation and use
07/02/1985US4526834 Nuclear graphite
06/1985
06/26/1985EP0146399A2 Nuclear graphite articles and their production
06/20/1985WO1985002555A1 Process for recovery of copper inhibitor in the recovery of co2 from flue gases
06/18/1985US4524051 Drying and firing a substrate impregnated with a stannic oxide liquid dispersion
06/11/1985US4522680 Method for producing crystals
06/11/1985CA1188845A1 Process for producing carbon articles
06/11/1985CA1188646A1 Process for production of carbon artifact feedstocks
06/11/1985CA1188508A1 Low temperature kiln
06/05/1985EP0143122A2 An ultrafine powder of silcon carbide, a method for the preparation thereof and a sintered body therefrom
06/04/1985US4521387 Copper-zinc oxide catalyst
06/04/1985US4520623 Acrylonitrile-based fibers
06/04/1985CA1188352A1 Domed arcuate silicon carbide manufacturing plant
06/04/1985CA1188230A1 Pulsed regeneration of adsorption column
05/1985
05/29/1985EP0143027A1 Impregnated active carbon for the filtration of cyanogen chlorides, and its preparation process
05/28/1985CA1187860A1 Process for activated carbon
05/22/1985EP0142113A2 Active material for batteries
05/22/1985EP0142097A2 Process for preparing carbon monoxide
05/22/1985EP0142005A1 Process for separating a component from a gas mixture
05/22/1985EP0044867B1 Methods for the continuous production of silicon carbide
05/21/1985US4518488 Metal-containing active carbon and methods for making and using same
05/14/1985US4517305 Finely divided silicon carbide having a high content of 2H-type silicon carbide and method of producing the same
05/14/1985US4517133 Method of preparing sulfonyl isocyanates
05/07/1985US4515860 Thermochemically deposited silicon alloy coating
05/07/1985US4515763 High specific surface area carbides and nitrides
05/07/1985US4515709 Ternary intercalation compound of a graphite with an alkali metal fluoride and fluorine, a process for producing the same, and an electrically conductive material comprising the ternary intercalation compound
05/07/1985CA1186512A1 Automatic co.sub.2 removal system and operation thereof
05/02/1985EP0139257A2 Process for the manufacture of silicon carbide
04/1985
04/25/1985WO1985001721A1 Formation of tungsten monocarbide from a molten tungstate-halide phase by gas sparging
04/24/1985EP0138100A2 Process for manufacturing active carbon-rich masses or bodies
04/23/1985US4513030 Method of producing silicon carbide articles
04/23/1985US4512780 Pressure swing adsorption with intermediate product recovery
04/23/1985CA1185839A1 High hardness material
04/16/1985US4511493 Ternary intercalation compound of a graphite with a metal fluoride and fluorine, a process for producing the same, and an electrically conductive material comprising the ternary intercalation compound
04/10/1985EP0136405A2 Casting and cooling line for liquid material, particularly for calciumcarbide
04/09/1985US4510216 Immersed in an electrolytic solution; producing a voltage by doping or undoping
04/09/1985US4510193 Activated carbon as adsorbent
04/09/1985US4510124 Using potassium carbonate as solvent
04/02/1985US4508851 Acidification, adjustment of halogenated ph-used to recovery hydrocarbon solvents
04/02/1985US4508694 Separation and recovery of carbon monoxide by copper (I) complexes
04/02/1985US4508666 Process for cooling and comminuting molten calcium carbide
03/1985
03/26/1985US4507272 Method of purifying partially carbonized pan material prior to carbonization
03/26/1985US4506473 Carbon dioxide generator insect attractant
03/20/1985EP0134506A2 Process for the preparation of phosgene with simultaneous steam production
03/19/1985US4505787 Process for production of a carbide by-product with microwave energy and aluminum by electrolysis
03/12/1985US4504453 Method of manufacturing crystalline silicon carbide
03/12/1985US4504452 Coproduction of perchloroethylene, phosgene, and silicon tetrachloride
03/12/1985US4504287 Method of purifying a gas mixture containing undesirable gas compounds
03/05/1985CA1183330A1 Process for reducing the total sulphur content of a high co.sub.2-content feed gas
02/1985
02/20/1985EP0133386A2 Polycrystalline diamond body with enhanced surface irregularities and methods of making the same
02/19/1985US4500678 Lubricant comprising a partially defluorinated graphite fluoride
02/19/1985US4500505 Process for the production of hydrogen and carbonyl sulfide from hydrogen sulfide and carbon monoxide using a multi-metal oxide/sulfide catalyst
02/19/1985US4500333 Aqueous electrolyte desiccation of substantially supercritical CO2
02/18/1985EP0119250A4 Self protecting carbon bodies and method for making same.
02/13/1985EP0133174A1 Process for separating aggressive gases from gas mixtures
02/13/1985EP0132909A1 Ferric nitrate treatment for nucleating graphite fibre growth by methane pyrolysis
02/12/1985US4499024 Continuous process for preparing bisfluoroxydifluoromethane
02/05/1985US4497787 Branched polycarbosilanes and their use in the production of silicon carbide
02/05/1985CA1182038A1 Gas separation process
01/1985
01/29/1985US4496533 Process for purifying graphite
01/29/1985US4496531 Process for the production of hydrogen and carbonyl sulfide from hydrogen sulfide and carbon monoxide using a precious metal promoted metal oxide/sulfide catalyst
01/29/1985US4496530 Process for the production of hydrogen and carbonyl sulfide from hydrogen sulfide and carbon monoxide using a metal intercalate of graphite as a catalyst
01/22/1985US4495044 Diamondlike flakes
01/22/1985CA1181360A1 Production of carbonyl fluoride
01/09/1985EP0130284A2 Process for producing pure carbon monoxide
01/08/1985US4492771 Process for producing carbon material for de-sulfurization from a binder with a blend of noncoking and coking coal
01/08/1985US4492681 Method for the preparation of silicon carbide fibers
01/08/1985US4492593 In contact with aqueous desiccant solution first, then with permeable solid desiccant
01/08/1985US4492592 Electrolye sessicant adsorbed on solid dessicant
01/08/1985CA1180538A1 Removal of co.sub.2 from gas mixtures
01/02/1985EP0129704A1 Separation of methane rich-gas, carbon dioxide and hydrogen sulfide from mixtures with light hydrocarbons
01/01/1985US4491569 Ferric nitrate treatment for nucleating graphite fiber growth by methane pyrolysis
01/01/1985US4491568 Calcium carbide, lime and carbon
01/01/1985US4491566 Automatic CO2 removal system and operation thereof
12/1984
12/27/1984EP0129444A2 Methods for obtaining high-purity carbon monoxide
12/25/1984US4490160 Method for enrichment of nitrogen in air by the method of adsorption and a carbonaceous adsorbent suitable therefor
12/19/1984EP0128580A1 Process for drying gas streams
12/19/1984EP0128560A2 Active materials for batteries
12/18/1984US4489132 Spherical bodies of carbon or graphite