Patents for C10C 1 - Working-up tar (1,194)
06/1985
06/25/1985CA1189261A1 Process for the production of pitch-derived carbon fibers
06/11/1985CA1188647A1 Low melting mesophase pitches
05/1985
05/14/1985US4517072 Process for modifying coal tar materials
04/1985
04/24/1985EP0138235A1 Process for preparing a thermal-stable pitch and oil from aromatic petrochemical residues and its use
04/03/1985EP0135943A2 Process for separating resinous materials from heavy coal oils, and use of the fractions so obtained
03/1985
03/14/1985WO1985001057A1 Process for treating coal tar or coal tar pitch
02/1985
02/12/1985CA1182417A1 Mesophase pitch using steam cracker tar
12/1984
12/11/1984US4487685 Method for producing mesophase-containing pitch by using carrier gas
11/1984
11/20/1984CA1178012A1 Method of making reinforced materials having an improved reinforcing material therein
11/13/1984US4482453 Supercritical extraction process
11/13/1984US4482452 Purification of heavy oil
09/1984
09/26/1984EP0119273A1 Process for producing pitch
09/11/1984US4470960 Process for the production of pitch-derived carbon fibers
09/04/1984CA1173773A1 Process for modifying coal tar materials
08/1984
08/29/1984EP0116956A2 Process for the purification of solids containing concentrated coking plant tars
08/21/1984CA1173040A1 Production of methylnaphthalenes and tar bases including indole
05/1984
05/15/1984US4448670 Aromatic pitch production from coal derived distillate
04/1984
04/17/1984US4443636 Refining lurgi tar acids
04/17/1984US4443324 Low melting mesophase pitches
03/1984
03/15/1984WO1984000975A1 Process for producing pitch
03/13/1984US4436615 Centrifuging, filtering
02/1984
02/16/1984WO1984000558A1 Process for removing quinoline insolubles from topped tar
02/14/1984US4431512 Anistropic carbon fibers; heat soaking a middle distillate; deashing
01/1984
01/31/1984US4429172 Process for the production of modified pitches and low boiling aromatics and olefins and use of said pitches
01/31/1984US4429170 Salt formation, distillation
01/11/1984EP0097755A1 Process for modifying coal tar materials
01/03/1984CA1159787A1 Process for the production of high grade carbonaceous binders
12/1983
12/28/1983EP0097046A2 Low melting point mesophase pitches
11/1983
11/08/1983US4414192 Extraction with chloroform, iodine, decomposition, coking to form anisotropic carbon
11/08/1983US4414095 Mesophase pitch using steam cracker tar (CF-6)
09/1983
09/20/1983US4405439 Removal of quinoline insolubles from coal derived fractions
09/06/1983US4402824 Ketone solvent, precipitation
08/1983
08/24/1983EP0086609A1 Carbon artifact grade pitch and manufacture thereof
08/24/1983EP0086607A1 Carbon artifact grade pitch and manufacture thereof
05/1983
05/11/1983EP0078554A2 Process and the preparation of a highly reactive tar fraction and its use
04/1983
04/05/1983US4379133 Process for anisotropic carbon production
03/1983
03/08/1983CA1142469A1 Combined dewatering and liquid phase hydrogenolysis of raw peat using carbon monoxide
02/1983
02/08/1983CA1140931A1 Producing anthracene from creosote
02/08/1983CA1140881A1 Process for preparing a pitch from a tar
01/1983
01/04/1983CA1138801A1 Treatment of coal tar with ethoxylated sulfated surface-active compositions
12/1982
12/22/1982EP0067581A1 Process for preparing a pitch material
09/1982
09/14/1982US4349418 Quinoline and isoquinoline, solvent extraction
07/1982
07/13/1982US4339346 Bituminous emulsions
07/13/1982US4339328 Process for the production of high grade carbonaceous binders
06/1982
06/16/1982EP0053831A2 Method for making reinforced materials having an improved reinforcing material therein
05/1982
05/18/1982US4330394 Quenching process
05/05/1982EP0051056A1 Treatment of coal tar
05/04/1982US4328089 Combined dewatering and liquid phase hydrogenolysis of raw peat using carbon monoxide
04/1982
04/20/1982CA1122135A1 Process and apparatus for dehydrating tars and hydroarbon oils
01/1982
01/26/1982US4313012 Producing anthracene from creosote
01/12/1982US4310422 Method of processing and recirculating filtration residues
12/1981
12/15/1981US4305814 Energy efficient process for separating hydrocarbonaceous materials into various fractions
12/15/1981US4305812 Solvent deasphalting by polarity gradient extraction
12/15/1981CA1114318A1 Method for reducing the quinoline-insolubles content of coal tar pitch
10/1981
10/13/1981CA1110572A1 Method for dewatering coke tar-water mixture
09/1981
09/29/1981US4292170 Removal of quinoline insolubles from coal derived fractions
09/15/1981CA1108807A1 Neomesophase formation
08/1981
08/26/1981EP0034305A2 Process for working-up and recycling filtration residues
08/04/1981US4282096 Tar separating device
07/1981
07/28/1981CA1105846A1 Process and apparatus for the separation of tar and ammonia liquor effluents from coke oven plants
07/09/1981WO1981001842A1 Producing anthracene from creosote
05/1981
05/12/1981CA1100898A1 Process for separating tar and solids from coal liquefaction products using a halogenated aliphatic solvent
03/1981
03/31/1981US4259171 Process for the separation of quinoline-insoluble components from coal tar pitch
12/1980
12/30/1980CA1092479A1 Apparatus and method for continuously monitoring and controlling the level of tar in a settling tank
11/1980
11/25/1980CA1090274A1 Two-stage process and apparatus for the separation of tar
11/04/1980US4231856 Purifying filter-clogging coal tar formed from low-temperature coal carbonization
07/1980
07/08/1980US4211633 Separation of asphaltic materials from heptane soluble components in liquified solid hydrocarbonaceous extracts
07/08/1980CA1081150A1 Coal purification
06/1980
06/03/1980CA1078601A1 Carbon electrodes having stabilized binders derived from the entire organic fraction of bituminous coal
04/1980
04/08/1980US4197190 External heating, spraying into holding vessel and scrubbing watervapor
01/1980
01/22/1980US4184942 Neomesophase formation
11/1979
11/27/1979US4176062 Process for the separation of foam from effluents of coke oven plants
10/1979
10/23/1979CA1064658A1 Method for producing solid carbon material having high bulk density and flexural strength
08/1979
08/21/1979CA1060834A1 Process and apparatus for the separation of so-called float tars
05/1979
05/02/1979EP0001676A2 A process for separating tar and solids from coal liquefaction products
04/1979
04/17/1979US4149971 Two-stage process and apparatus for the separation of tar
04/10/1979US4148716 Process for separating tar and solids from coal liquefaction products using a halogenated aliphatic solvent
02/1979
02/20/1979US4140143 Apparatus and method for continuously monitoring and controlling the level of tar in a settling tank
02/13/1979US4139451 Method for dewatering coke tar-water mixtures
02/13/1979US4139397 Paving grade asphalt compositions
09/1978
09/26/1978US4116815 Process for preparing needle coal pitch coke
09/19/1978US4115527 Production of carbon fibers having high anisotropy
08/1978
08/22/1978CA1036954A1 Apparatus for processing the gas-main flushing liquor yielded in coke ovens
07/1978
07/18/1978US4101415 Solvent deasphalting
04/1978
04/25/1978US4086144 Process and apparatus for the separation of float tars in the tar separator of a coking installation
04/11/1978US4083940 Leaching with nitric and hydrochloric acid
03/1978
03/21/1978US4080283 Process for continuous production of pitch
02/1978
02/14/1978US4073728 Removal of tar
02/07/1978US4072599 Carbon electrodes having stabilized binders derived from the entire organic fraction of bituminous coal
12/1977
12/27/1977US4065273 Separation by gravity, ammonium carbonate
07/1977
07/19/1977US4036603 Apparatus for removing solid matter from coal tar
04/1977
04/05/1977US4016247 Production of carbon shaped articles having high anisotropy
06/1976
06/01/1976US3960969 Method for preparing an improved creosote wood preservative from a coal tar creosote by the use of caustic compounds
05/1976
05/11/1976US3956100 Catalytic hydrogenation
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