| Patents for C10C 3 - Working-up pitch, asphalt, bitumen (3,502) |
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| 06/24/1998 | CN1185491A Process for preparing middle phase asphalt |
| 06/10/1998 | EP0558682B1 Biodesulfurization of bitumen fuels |
| 05/26/1998 | US5756563 Process for the preparation of stable mixtures of bitumen and polymer |
| 05/20/1998 | EP0842240A1 Process for deasphalting of residua |
| 05/20/1998 | EP0745113A4 Removal of contaminants from oil |
| 05/18/1998 | CA2190538A1 Process for processing, storing, blending, and utilising recyclable modified shingle waste asphalt in the manufacturing of hot mix |
| 05/07/1998 | DE19652316A1 Asphalt heater for reprocessing cold asphalt rubble |
| 05/06/1998 | EP0791040A4 Process for isolating mesophase pitch |
| 05/05/1998 | US5746906 Coal tar pitch blend having low polycyclic aromatic hydrocarbon content and method of making thereof |
| 04/29/1998 | EP0838515A2 A method for producing isotropic pitch, active carbon fibers and carbon materials for non-aqueous secondary battery anodes |
| 04/29/1998 | CN2280099Y Water dust removing type mobile asphalt melting equipment |
| 04/22/1998 | CN2279359Y Vertical asphalt heating device |
| 04/15/1998 | CN1178822A Process for preparing viscosity-gradied asphalt oxide product |
| 04/15/1998 | CN1178821A Method for preparing penetration graded asphalt oxide product |
| 04/07/1998 | US5736030 Stirring heavy oil raw material in the presence of a dispersing surfactant, contacting with extracting solvent to extract and remove light components, separating |
| 04/01/1998 | EP0832166A2 Consumable asphalt containers and method of reducing fumes from a kettle of molten asphalt |
| 03/31/1998 | US5733980 Ethylene α-olefin block copolymers and methods for production thereof |
| 03/31/1998 | US5733616 Consumable asphalt containers and method of reducing fumes from a kettle of molten asphalt |
| 03/24/1998 | US5730949 Direct process route to organometallic containing pitches for spinning into pitch carbon fibers |
| 03/17/1998 | US5728291 Ternary mixture of solvent deasphalting pitch, aromatic extract and asphalt |
| 03/11/1998 | CN1175619A Container type asphalt concrete waste regeneration treating device |
| 02/24/1998 | US5720871 Organometallic containing mesophase pitches for spinning into pitch carbon fibers |
| 02/05/1998 | WO1997036970A3 Method for fluidizing tars |
| 02/04/1998 | EP0669961B1 Process for improved handling of bitumen |
| 02/04/1998 | CN1037274C Production process of petroleum bitumen oxidizing oil slurry from catalytically cracked heavy oil |
| 02/03/1998 | US5714056 Process for deasphalting residua (HEN9511) |
| 01/27/1998 | US5711856 Asphalt extracting apparatus |
| 01/27/1998 | US5711796 Bituminous compositions having enhanced performance properties |
| 01/21/1998 | CN2272890Y Quick asphalt melting device |
| 01/07/1998 | EP0815170A1 Acid-reacted polymer-modified asphalt compositions and preparation thereof |
| 01/07/1998 | CN1169745A Method for preparing a bitumen/elastomer composition, and use same as a road surfacing |
| 12/31/1997 | CN2271531Y Heating case for removing bitumen from pail |
| 12/17/1997 | CN1167807A Process for preparing carbonaceous material carrying ultrafinely dispersed metal |
| 12/03/1997 | EP0810276A1 Method for recycling asphalt |
| 11/26/1997 | CN2268703Y Asphalt modiphying apparatus |
| 11/05/1997 | CN1036333C Method for preparation of active carbon using asphalt as raw material |
| 11/05/1997 | CN1036332C Method for preparation of active carbon using asphalt as raw material |
| 10/15/1997 | EP0765367A4 Asphalt compositions with improved cross-linking agent |
| 10/09/1997 | WO1997036970A2 Method for fluidizing tars |
| 10/09/1997 | CA2245918A1 Method for fluidizing tars |
| 10/08/1997 | EP0799280A1 Method for preparing a bitumen/elastomer composition, and use thereof as a road surfacing |
| 09/17/1997 | CN1159421A Porous carbon material containing minute pores, and process for preparing the same |
| 08/27/1997 | EP0791040A1 Process for isolating mesophase pitch |
| 08/14/1997 | WO1997029168A1 Method for reducing sulfur-oxide emissions from an asphalt air-blowing process |
| 08/14/1997 | CA2243634A1 Method for reducing sulfur-oxide emissions from an asphalt air-blowing process |
| 07/24/1997 | DE19601495A1 Bitumen and/or asphalt used as road surfacing |
| 07/02/1997 | EP0781887A1 Process and apparatus for making cold bituminous dense products |
| 07/01/1997 | US5644018 Polymerizing polycyclic aromatic hydrocarbons in presence of hf and bf3, distilling light components |
| 07/01/1997 | US5643546 Pitch-type carbon fibers and process for their production |
| 06/17/1997 | US5639383 Used mineral motor oil ecological recycling procedure |
| 06/17/1997 | US5639298 Set control mixture comprising calcium sulfate, natural asphalts |
| 06/12/1997 | WO1997020770A1 Self-stabilizing pitch for carbon fiber manufacture |
| 05/27/1997 | US5632884 Asphalt compositions, method of preparation, and use |
| 05/22/1997 | DE19543106A1 Centrifuge especially used for separating bitumen from asphalt |
| 05/02/1997 | EP0770646A2 Bituminous compositions having enhanced performance properties |
| 04/24/1997 | WO1997014754A1 Method for preparing a bitumen/elastomer composition, and use thereof as a road surfacing |
| 04/23/1997 | CN1148397A Ethylene' alpha'-olefin block copolymers and method for producing same |
| 04/16/1997 | EP0768362A1 Process and apparatus to separate bitumen from asphalt |
| 04/09/1997 | EP0656961B1 Pitch distillation process |
| 04/02/1997 | EP0765367A1 Asphalt compositions with improved cross-linking agent |
| 03/25/1997 | US5614164 Production of mesophase pitches, carbon fiber precursors, and carbonized fibers |
| 03/19/1997 | EP0763586A2 Pyrolysable composition for preparing boron-containing polyaromatic mesophases and carbon products, and process for their preparation |
| 03/18/1997 | US5611910 Adding oxides, hydroxides, carbonates, and/or bicarbonates of sodium, potassium, magnesium, calcium, aluminum, copper, or zinc; weatherproofing |
| 03/12/1997 | EP0761800A2 Process for preparing sintered mesophase polyaromatic powder |
| 03/12/1997 | EP0760827A1 ETHYLENE $g(a)-OLEFIN BLOCK COPOLYMERS AND METHODS FOR PRODUCTION THEREOF |
| 03/12/1997 | CN1034221C Process for producing carbon artifacts with raff chinoline insolubles interphase pitch |
| 03/11/1997 | US5609800 Process for producing high-density and high-strength carbon artifacts showing a fine mosaic texture of optical anisotropy |
| 02/25/1997 | US5605946 Process for the preparation of bitumen-polymer compositions, application of the compositions obtained to the production of coatings and polymer master solution for obtaining the same compositions |
| 02/25/1997 | US5605618 Process for preparing nitrogen-containing isotropic pitch and nitrogen-containing isotropic pitch |
| 02/20/1997 | DE19531828A1 Recovering highly viscous prods., e.g. oils, from storage areas |
| 02/19/1997 | CN1143383A Removing contaminants from oil |
| 02/18/1997 | US5604274 Thermosetting asphalt having continuous phase polymer |
| 02/13/1997 | WO1996040838A3 Consumable asphalt containers and method of reducing fumes from a kettle of molten asphalt |
| 02/12/1997 | EP0643755B1 Process for producing solvated mesophase pitch and carbon artifacts therefrom |
| 02/11/1997 | US5601794 Pitch type carbon fibers and process for their production |
| 02/11/1997 | US5601697 Demetallation-High carbon conversion process, apparatus and asphalt products |
| 02/06/1997 | WO1997004041A1 Process for deasphalting of residua |
| 02/06/1997 | CA2223649A1 Process for deasphalting of residua |
| 02/05/1997 | EP0757089A1 Improved process for making solvated mesophase pitch |
| 02/05/1997 | EP0756615A1 Invention concerning production of asphaltmix |
| 01/15/1997 | EP0625178B1 Improved processes for the manufacture of enriched pitches and carbon fibers |
| 01/01/1997 | CN1139145A Solvated mesophase pitch having substantial quinoline-insoluble content |
| 12/19/1996 | WO1996040838A2 Consumable asphalt containers and method of reducing fumes from a kettle of molten asphalt |
| 12/19/1996 | CA2223323A1 Consumable asphalt containers and method of reducing fumes from a kettle of molten asphalt |
| 12/12/1996 | DE19520689A1 Process for mixing bitumen with a size-reduced fibrous material |
| 12/04/1996 | EP0745163A1 Method and equipment for producing foam bitumen |
| 12/04/1996 | EP0745113A1 Removal of contaminants from oil |
| 12/03/1996 | CA2176903A1 Method for reducing sulfur emissions in asphalt processing |
| 12/02/1996 | CA2178053A1 Encapsulation of asphalt prills |
| 11/26/1996 | US5578663 Pavement rejuvenator and dressing conditioner with elastomer |
| 11/19/1996 | US5576363 Thermosetting asphalt |
| 11/13/1996 | CN1135504A 沥青组合物 Bitumen composition |
| 11/12/1996 | US5573656 Process for converting acid sludge to asphalt |
| 10/31/1996 | WO1996034059A1 Pavement rejuvenator and dressing conditioner with elastomer |
| 10/24/1996 | WO1996033244A1 Asphalt compositions with improved cross-linking agent |
| 10/09/1996 | CN2237043Y Complex heating asphalt and taking-out from bucket device with slag cleaning device |
| 10/09/1996 | CN1132778A Process for manufacturing fine particles of pitch with high softening point |
| 10/02/1996 | CN1032923C Improved process for the prodn. of mesophase pitch |
| 10/02/1996 | CN1032922C Process for preparing mesophase pitches able to producing high performance carbon fibre |
| 09/19/1996 | WO1996028513A1 Acid-reacted polymer-modified asphalt compositions and preparation thereof |