Patents for C01B 31 - Carbon; Compounds thereof (38,010) |
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07/20/1994 | CN2172154Y Portable CO2 generator |
07/19/1994 | US5330802 Plasma CVD of carbonaceous films on substrate having reduced metal on its surface |
07/19/1994 | US5330680 Foliated fine graphite particles and method for preparing same |
07/13/1994 | EP0605814A1 Diamond-like carbon films from a hydrocarbon helium plasma |
07/12/1994 | US5328676 Vapor deposition fullerenes and energizing to form ions then coating and growing |
07/12/1994 | US5328550 And metalllic impurities that lower the melting point and |
07/12/1994 | CA1330621C Partial oxidation process |
07/07/1994 | WO1994014705A1 Process and apparatus for drying and calcining sodium bicarbonate |
07/07/1994 | WO1994014704A1 Method for obtaining crystalline fullerenes directly from fullerene-vapour/soot mixtures |
07/05/1994 | US5325606 Process and apparatus for drying and calcining sodium bicarbonate |
06/29/1994 | EP0603765A1 Process for the manufacture of preformed material for making carbon composite |
06/29/1994 | EP0540655B1 Forming carbon dioxide in multi-phase molten bath |
06/28/1994 | US5324703 Method of preparation of gasoline vapor adsorptive activated carbon |
06/28/1994 | US5324495 Reacting fullerene with metal in inert solvent |
06/28/1994 | US5324494 Pyrolysis of hydrocarbon to coat particles with carbon; heating to form silicon carbide |
06/28/1994 | CA1330387C Preparation of elastic graphite materials |
06/23/1994 | WO1994013580A1 Drying and separating process and plant |
06/23/1994 | WO1994007613A3 Method for synthesizing solids such as diamond and products produced thereby |
06/22/1994 | EP0602865A1 Catalyst |
06/22/1994 | EP0602864A2 Palladium containing metal oxide catalyst |
06/22/1994 | EP0602782A1 Secondary battery |
06/21/1994 | US5322642 Method of manufacturing semiconductors from homogeneous metal oxide powder |
06/21/1994 | US5322595 Manufacture of carbon substrate for magnetic disk |
06/21/1994 | CA1330249C High hardness fine grained tungsten-carbon alloys and process for making same |
06/16/1994 | DE4339053A1 New clathrates of nitrogen-contg. fullerene analogues - contg. active agents releasable by irradiation |
06/15/1994 | EP0601956A2 Process for the preparation of carbon monoxide rich gas |
06/15/1994 | CN1025044C Process of toughing diamond particle surface |
06/09/1994 | WO1994012432A1 Gas purification |
06/09/1994 | DE4241245A1 Calcium carbide prodn. from calcium oxide and carbonaceous cpd. - derived from crushed plastics waste in presence of granular calcium oxide by pyrolysis and calcination |
06/09/1994 | DE4241244A1 Calcium carbide prodn. from calcium oxide and carbonaceous cpd. - derived from crushed plastics waste pyrolysed in presence of calcium oxide |
06/09/1994 | DE4241243A1 Calcium carbide prodn. from calcium oxide and carbon component - obtd. from synthetic waste by pyrolysis and partial combustion of pyrolysis gas |
06/07/1994 | US5318797 Coated particles, hollow particles, and process for manufacturing the same |
06/07/1994 | US5318761 Process for preparing silicon carbide powder for use in semiconductor equipment |
06/07/1994 | US5318423 Device for transformation of the graphite into the diamonds |
06/07/1994 | CA1329965C Substance for forming lustrous carbon residues from phenol synthesis |
06/01/1994 | EP0599468A1 Chemical-vapor-deposition-produced silicon carbide |
06/01/1994 | CN1024819C New method for preparing expending graphite |
06/01/1994 | CN1024818C New method for preparation of expending graphite |
05/31/1994 | US5316842 Diamond/non-diamond materials with enhanced thermal conductivity |
05/31/1994 | US5316747 Forming carbon dioxide in catalytic reaction |
05/31/1994 | US5316636 Preferentially producing c70 and higher fullerenes |
05/26/1994 | WO1994011539A1 A method of producing metallic magnesium, magnesium oxide or a refractory material |
05/26/1994 | WO1994011301A1 Carbon fluoride particles, process for producing the same, and use thereof |
05/25/1994 | EP0598318A1 Process for preparing spherical granulates from powdery solids and granulated material prepared using this process |
05/25/1994 | EP0598040A1 CARBOTHERMIC REACTION PROCESS FOR MAKING NANOPHASE WC-Co POWDERS. |
05/25/1994 | CN1087029A Manufacture of carbon molecular sieve with walnut shell for air separation nitrogen-enriching |
05/24/1994 | US5314726 Process for forming a mixed layer of a plasma sprayed material and diamond |
05/24/1994 | US5314638 Ion exchange materials produced from hydrolyzed, debituminized, sulfonated peat |
05/24/1994 | CA1329791C Process for making diamond, doped diamond, diamond-cubic boron nitride composite films |
05/24/1994 | CA1329768C Wound dressing with activated carbon |
05/18/1994 | CN1086791A Method for producing high quality brown coal base active carbon |
05/18/1994 | CN1024611C Metal-filled graphite brush for miniature motors and method of making same |
05/17/1994 | US5312599 Rotary furnace apparatus for making chemically activated carbon |
05/17/1994 | CA1329582C Acid gas absorbent composition |
05/11/1994 | WO1994010496A1 Apparatus for bending plastic pipe |
05/11/1994 | EP0596801A2 Expandable graphite compositions for absorption of liquids and method for the manufacture thereof |
05/11/1994 | EP0596572A1 Process for producing activated charcoal |
05/11/1994 | DE4337689A1 Polycrystalline material contg. boron@, carbon@ and nitrogen@ - used in prodn. of grinding materials, cutting tools and semiconductors |
05/10/1994 | US5310553 Intercalation compounds; nonshort circuiting; efficiency |
05/10/1994 | US5310532 Purification of fullerenes |
05/10/1994 | US5310447 Single-crystal diamond of very high thermal conductivity |
05/10/1994 | US5310296 Plunge router with an elastically mounted bushing |
05/10/1994 | CA2056613C Heat exchanger |
05/07/1994 | CA2102559A1 Process for producing activated charcoal |
05/04/1994 | EP0595674A1 Process for pH and fire control in pulp balers |
05/04/1994 | EP0595100A1 Process for producing highly pure streams of hydrogen and carbon monoxide |
05/04/1994 | EP0594738A1 Charge transfer complexes. |
05/04/1994 | EP0594696A1 Process for preparing a dispersion and for preparing polymer particles. |
05/03/1994 | US5308597 Production of heavy metal carbides of high specific surface area |
04/28/1994 | WO1994009523A1 Method and apparatus for the selective oxidation of carbon monoxide in a hydrogen-containing gas mixture |
04/28/1994 | DE4235957A1 Separate removal of sulphur cpds. and carbon di:oxide from gas - by desulphurisation catalytically then with doped activated charcoal and pressure swing adsorption to remove carbon di:oxide |
04/27/1994 | CN1024339C Horizontal sealing activated carbon fiber activator |
04/26/1994 | CA1328727C Particles containing an iron carbide, process and use thereof |
04/20/1994 | EP0425579B1 Mecanochemical preparation of carbides and silicides |
04/20/1994 | CN1024270C Process and apparatus for graphitizing carbon bodies |
04/20/1994 | CN1024269C Process & apparatus for graphitizing carbon bodies |
04/20/1994 | CA2108311A1 Process for ph and fire control in pulp balers |
04/19/1994 | US5304527 Preparation for high activity, high density carbon |
04/19/1994 | US5304424 High thermal conductivity diamond/non-diamond composite materials |
04/19/1994 | US5304366 Process and apparatus for producing and separating fullerenes |
04/19/1994 | US5304356 System of pipes, compressor, nozzles, reactor vessel and dispersing propeller for low temperature reaction of carbon dioxide and water to form crystalline hydrate which is then dispersed onto ocean floor |
04/19/1994 | US5304234 Gas separation process and unit therefor |
04/14/1994 | WO1994007794A1 Storage of hydrogen |
04/14/1994 | WO1994007613A2 Method for synthesizing solids such as diamond and products produced thereby |
04/14/1994 | CA2146111A1 A method for synthesizing solids such as diamond and products produced thereby |
04/14/1994 | CA2145648A1 Storage of hydrogen |
04/13/1994 | EP0591202A1 Method for manufacturing activated carbon from cellulosic material |
04/13/1994 | CN1085311A Manufacture of chemicals |
04/13/1994 | CN1085185A Process for preparation of CS2 |
04/13/1994 | CN1085184A Method and apparatus for producing edible CO2 gas |
04/12/1994 | US5301509 Method and apparatus for producing carbon dioxide pellets |
04/06/1994 | EP0590871A1 Thinning a diamond body by means of molten rare-earth-containing alloys |
04/05/1994 | US5300553 Method of producing electrically conductive composite |
04/05/1994 | US5300203 Using inert gas stream to carry carbon vapor from vaporization zone to growth and formation zone |
03/31/1994 | WO1994006715A1 Process for separating fullerenes |
03/31/1994 | DE4231525C1 Continuous one-step prepn. of powdered activated charcoal - suitable for use as a decolourising agent in prepn. of pharmaceuticals. |
03/31/1994 | CA2144746A1 Process for separating fullerenes |
03/30/1994 | EP0589705A1 Apparatus and method for supplying dissolved carbon dioxide |
03/30/1994 | CN1084489A Preparation of diamond from graphite or carbonaceous solid matter |
03/29/1994 | US5299225 Graphitization furnace |