Patents for C10G 25 - Refining of hydrocarbon oils, in the absence of hydrogen, with solid sorbents (3,276)
11/1990
11/30/1990CA2017760A1 Zeolites
11/28/1990EP0399851A2 Purification of hydrocarbonaceous fractions
11/28/1990EP0399592A1 Hydrotreatment process
11/26/1990CA2017527A1 Purification of hydrocarbonaceous fractions
11/22/1990EP0398251A1 A process for steam reforming of hydrocarbons
11/20/1990US4971682 Removal of carbonyl sulfide from hydrocarbons by adsorption on a molecular sieve adsorbent, drainage
10/1990
10/23/1990US4964979 Method for suppressing the dehydrogenation activity of deposited metals on inert solids in heavy oil pretreatment
10/17/1990CN1046151A Mercury removal from liquid hydrocarbon compound
10/09/1990US4962272 Treatment of arsine removal catalysts
10/09/1990US4961838 Pretreating heavy alkylates with activated magnesium silicate to absorb aromatics, hydrogenating
10/09/1990CA1275119A1 Isomerization process and apparatus
10/09/1990CA1275118A1 Process and apparatus for separating branched- from unbranched hydrocarbons
09/1990
09/26/1990CN1045596A Process for removing mercury or arsenic from hydrocarbons
09/20/1990WO1990010684A1 Process for eliminating mercury and possibly arsenic in hydrocarbons
09/11/1990US4956521 Hydrocarbon feeds for separation of isopentane and dimethyl branched hexanes by adsorption on molecular sieves to improve octane ratings
09/05/1990EP0385742A1 Mercury removal from liquid hydrocarbon compound
09/05/1990CN1009455B Treatment of zircon
08/1990
08/29/1990EP0383937A1 Process for treating by-product oil
08/28/1990US4952749 Absorption. desorption with zeolites, moelcular sieves
08/28/1990US4952748 Solvent extraction of gas stream to remove diamondoid compounds
08/28/1990US4952382 Having a crystal structure of the pyroaurite-sjogrenite-hydrotacite, the hydrocalumite or the ettringite group and combined witha matrix; treating a flue gas from hydrocarbon conversion
08/21/1990US4950837 Method for reclassifying PCB transformers
08/21/1990US4950408 Process for removing mercury from a non-polar organic medium
08/18/1990WO1990009363A1 Isomerization of waxy lube oils and petroleum waxes using a silicoaluminophosphate molecular sieve catalyst
08/08/1990EP0381453A1 Method for removing mercury from hydrocarbon oil by high temperature reactive adsorption
08/07/1990US4946660 Desulphurization
08/07/1990US4946596 Method for removing mercury from a liquid hydrocarbon
08/07/1990US4946581 Using hydrorefining catalysts
08/01/1990CN1008997B Method for producing flaky zirconia type fine crystals
08/01/1990CA2008611A1 Method for removing mercury from hydrocarbon oil by high temperature reactive adsorption
07/1990
07/31/1990US4944845 Apparatus for upgrading liquid hydrocarbons
06/1990
06/27/1990EP0374320A1 Process for pretreatment of an isomerization process feedstock containing light hydrocarbons
06/19/1990US4935400 Reduction of hydrocarbon losses in a molecular sieve hydrocarbon treating system
06/19/1990US4935399 Reduction of hydrocarbon losses in a molecular sieve hydrocarbon treating system
06/13/1990EP0372939A1 Process for separating N-olefins and N-paraffins from hydrocarbon mixtures
06/13/1990EP0372938A1 Zeolite composition for use in olefinic separations
06/07/1990CA2004430A1 Zeolite separation process for olefin-paraffin mixtures useful in synlube production
06/07/1990CA2003740A1 Zeolite composition for use in olefinic separations
06/06/1990EP0371239A1 Process and devices for removing a liquid containing chlorinated organic compound from fluid-soaked components of an apparatus
05/1990
05/23/1990EP0216900B1 Processing of high normal paraffin concentration naphtha feedstocks
05/23/1990CN1008069B Method for removal of hydrogen sulfide from gas mixture
05/23/1990CN1008066B Process for sulfur removal from hydrocarbons
05/08/1990CA1268717A1 Processing of high normal paraffin concentration naphtha feedstocks
05/02/1990CN1041751A Process for purification of linear paraffins
04/1990
04/30/1990CA2001880A1 Process for removing liquid containing chlorinated organic compounds from liquide-impregnated components of appliance and apparatus for carrying out said process
04/10/1990US4915820 Contacting in riser reaction zone with inert particulate sorbent in presence of steam, regenerating sorbent
04/04/1990EP0361681A1 Process for the purification of linear paraffins
04/03/1990CA1267355A1 Process for producing a hydrogen-rich gas stream
03/1990
03/28/1990CN1007354B Non. cataltic solid mullite/crystalline silica material and use thereof
03/27/1990US4911825 Catalytic hydrogenation
03/20/1990US4909926 Method for removing mercury from hydrocarbon oil by high temperature reactive adsorption
03/14/1990EP0357873A1 Method for removing mercury from hydrocarbons
02/1990
02/22/1990WO1990001528A1 Process for treating by-product oil
02/21/1990CN1039834A Method for removal of mercury from liquid hydrocarbon
02/20/1990CA1266007A1 Adsorbent processing to reduce basestock foaming
02/14/1990EP0354316A1 Process for the deep desulphurisation of hydrocarbons
02/14/1990CN1006804B Process for removing carbonyl sulfide from liquid hydrocarbon feedstocks
02/06/1990US4899016 Novel bed regeneration procedure
01/1990
01/31/1990EP0352420A1 A process for removal of mercury from a liquid hydrocarbon
01/24/1990EP0179870B1 Separation of dispersed phase from continuous phase
01/17/1990CN1038829A Method of removing mercury from hydrocarbon oils
01/09/1990US4892567 Simultaneous removal of mercury and water from fluids
01/02/1990US4891130 Process for removing metals from aluminosilicate materials
12/1989
12/27/1989EP0347888A2 Silicone oil recovery
11/1989
11/29/1989CN1037466A Process for eliminating mercury and eventual arsenic from hydrocarbons
11/28/1989CA1263331A1 Process for upgrading tar sand bitumen
11/23/1989EP0342898A1 Method of removing mercury from hydrocarbon oils
10/1989
10/31/1989US4877920 Treating with copper oxide on active carbon support
10/31/1989US4877515 Use of polysulfide treated molecular sieves to remove mercury from liquefied hydrocarbons
10/03/1989CA1262040A1 Removal of chlorinated biphenyls from transformer insulating liquids
09/1989
09/20/1989CN1035673A Method of removing mercury from hydrocarbon oils
09/13/1989EP0332526A1 Process for removing mercury and, optionally, arsenic from hydrocarbons
09/13/1989EP0332324A2 Desulphurisation
09/12/1989US4866019 Catalyst composition and absorbent which contain an anionic clay
09/12/1989US4865826 Using regenerable sorbent
09/12/1989CA1259270A1 Gas treatment process
08/1989
08/29/1989US4861566 Passing gas with controlled water content and temperature over bed of zinc oxide absorbent
08/29/1989CA1258940A1 Surface coating compositions
08/22/1989US4859315 Liquid-solid separation process and apparatus
08/15/1989US4857150 Silicone oil recovery
07/1989
07/11/1989US4847226 Process for extruding and acid treating clay for improved filtration
07/11/1989US4846962 Furfural, phenol or methylpyrrolidone solvent extraction
06/1989
06/27/1989CA1256385A1 Process for purification of liquid paraffins
06/20/1989CA1256087A1 Non catalytic solid mullite/crystalline silica material and use thereof
06/14/1989EP0319615A1 Process for removing mercury from organic media
06/13/1989US4839029 Process for removing arsenic from a petroleum fraction
05/1989
05/30/1989US4835338 Process for removal of carbonyl sulfide from organic liquid by adsorption using alumina adsorbent capable of regeneration
05/16/1989US4831208 Chemical processing with an operational step sensitive to a feedstream component
05/16/1989US4831207 Chemical processing with an operational step sensitive to a feedstream component
05/16/1989US4831206 Chemical processing with an operational step sensitive to a feedstream component
05/16/1989US4830736 Two zones; decreasing porosity, increasing activity and surface
05/10/1989EP0315180A1 Liquid-solid separation process and apparatus
04/1989
04/25/1989US4824526 Using multiple guard beds-concurrent in situ regeneration of one bed while upgrading using other bed
04/04/1989US4818373 Process for upgrading tar and bitumen
03/1989
03/21/1989US4814152 Solid support containing metal catalyst and elemental sulfur
02/1989
02/28/1989US4808300 Using molecular sieve mixture
02/21/1989CA1250243A1 Selective vaporization process
02/01/1989EP0301341A1 Process for the separation of pure aromatics
01/1989
01/26/1989DE3724184A1 Process for removing PCBs and other halogenated organic pollutants from waste oils
01/10/1989US4797366 Removal of hydrogen sulfide with cation exchange resin
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