| Patents for C10G 70 - Working-up undefined normally gaseous mixtures obtained by processes covered by groups , , , , (965) |
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| 05/11/1994 | WO1994010265A1 Process for recovering olefins from cat-cracked gas without accumulating undesirable oxides of nitrogen |
| 05/11/1994 | WO1994010264A1 Process for cracking and transhydrogenation of hydrocarbon feedstock |
| 04/27/1994 | CN1085821A Method for separating hydrocarbon from catalytic cracked dry gas |
| 03/31/1994 | WO1994006890A1 Fouling reducing dual pressure fractional distillator |
| 03/08/1994 | US5292993 Process for removing impurities from petroleum products |
| 03/03/1994 | WO1994004477A1 Selective hydrogenation of dienes and acetylenes in c3 streams |
| 02/23/1994 | CN1082592A Method for recovery of C3 and C4 hydrocarbons from overhead gas in hydrotreating process |
| 02/09/1994 | EP0582184A1 Hydrogen recovery by adsorbent membranes |
| 02/04/1994 | CA2101373A1 Hydrogen recovery by adsorbent membranes |
| 12/29/1993 | EP0575945A2 Composite porous carbonaceous membranes |
| 12/21/1993 | US5271835 Process for removal of trace polar contaminants from light olefin streams |
| 12/09/1993 | WO1993024428A1 Method of producing light c2+-hydrocarbons from cracked gas |
| 12/09/1993 | CA2136629A1 Process for the recovery of low molecular weight c hydrocarbons from a cracking gas |
| 12/02/1993 | DE4217611A1 Verfahren zur Gewinnung leichter C¶2¶¶+¶-Kohlenwasserstoffe aus einem Spaltgas Process for the recovery of light C¶2¶¶ ¶ + hydrocarbons from a cracked gas |
| 11/25/1993 | WO1993023499A1 Acetylene converter moderators |
| 11/23/1993 | US5264114 Hydrocarbon treating process |
| 10/19/1993 | US5253479 Fractionation condensation |
| 09/14/1993 | US5245099 PSA process for recovery or ethylene |
| 09/14/1993 | US5244576 Spent caustic treatment |
| 09/02/1993 | WO1993017081A1 Absorption process for ethylene and hydrogen recovery |
| 09/02/1993 | CA2130567A1 Absorption process for ethylene and hydrogen recovery |
| 09/01/1993 | EP0557396A1 Sequence for separating propylene from cracked gases. |
| 09/01/1993 | CN1075740A Preparation of hydrogen, methane, carbon monoxide, carbon dioxide by self-hydrogenation refining and mixed phase feeding of dry gas and naphtha from refining plant |
| 09/01/1993 | CN1075707A Absorption process for ethylene and hydrogen recovery |
| 08/31/1993 | US5240476 Process for sulfur removal and recovery from a power generation plant using physical solvent |
| 08/18/1993 | EP0556025A1 Selective hydrogenation of C5 streams |
| 07/22/1993 | WO1993013850A1 Membrane separation process for cracked gases |
| 06/15/1993 | US5220097 Front-end hydrogenation and absorption process for ethylene recovery |
| 05/19/1993 | CA2078819A1 Method for inhibiting fouling in caustic scrubber systems |
| 04/13/1993 | US5202521 Recovering high purity ethylene by treating hydrocarbon mixture with solution of copper/I/ hydrocarbon sulfonates in hydrocarbon solkvents in column |
| 03/16/1993 | US5194143 Method for inhibiting fouling in caustic scrubber systems |
| 02/18/1993 | WO1993003115A1 Process for removing impurities from petroleum products |
| 12/22/1992 | US5173213 Mixture of a hydroxylamine and reaction product of a polyalkylenediamine and an alkyenediol; for alkanolamine acid-scrubbing aqueous systems in petroleum refining |
| 11/11/1992 | EP0512165A1 Method of operating an unsaturated gas plant |
| 11/11/1992 | EP0512164A1 Fractionation of the products of fluid catalytic cracking |
| 10/21/1992 | EP0509592A1 Improved process for recovering high-value hydrocarbon fractions from light refinery products |
| 10/20/1992 | US5157201 Process for adsorbing sulfur species from propylene/propane using regenerable adsorbent |
| 06/17/1992 | EP0490351A2 Process for treatment of cracked gases whilst obtaining ethylene |
| 06/03/1992 | EP0488235A1 Sorption of trialkyl arsines |
| 06/03/1992 | CN1061615A Dehydration and heat exchange equipment for treatment of petrol gas |
| 05/14/1992 | WO1992008682A1 Sequence for separating propylene from cracked gases |
| 05/05/1992 | US5110446 Integrated products separation from fluid catalytic cracking and aromatization processes |
| 04/14/1992 | US5104425 Gas separation by adsorbent membranes |
| 02/25/1992 | US5090977 Sequence for separating propylene from cracked gases |
| 02/04/1992 | US5085844 Sorption of trialkyl arsines |
| 02/04/1992 | US5085675 Process of regenerating a high-boiling scrubbing solution which contains CO2 and H2 S |
| 01/22/1992 | EP0467860A1 Method for the recovery of ethylene and propylene from a gas produced by the pyrolysis of hydrocarbons |
| 01/21/1992 | US5082481 Refrigeration |
| 12/23/1991 | WO1992000261A1 Process for adsorbing sulfur species from propylene/propane using regenerable adsorbent |
| 11/20/1991 | CN2089005U Dewatering and heat exchanging device for treatment of petroleum gas |
| 09/03/1991 | US5045177 Desulfurizing in a delayed coking process |
| 05/28/1991 | US5019239 Inverted fractionation apparatus and use in a heavy oil catalytic cracking process |
| 05/28/1991 | US5019143 Low pressure noncryogenic processing for ethylene recovery |
| 05/22/1991 | EP0428052A2 Gas separation by adsorbent membranes |
| 05/14/1991 | US5015364 Method and means for refinery gas plant operation |
| 04/18/1991 | DE3932927A1 Dehalogenating organo-halogen-contg. hydrocarbon - by passing vaporous educts through with sodium-vapour pressure corresp. to temp. and measuring residence time |
| 02/12/1991 | US4992601 Process for the selective separation of alkenes and alkynes |
| 01/23/1991 | EP0381720A4 Low pressure noncryogenic processing for ethylene recovery |
| 01/16/1991 | EP0408100A1 Process for regenerating CO2- and H2S-containing washing solutions having a high boiling point |
| 11/20/1990 | US4971682 Removal of carbonyl sulfide from hydrocarbons by adsorption on a molecular sieve adsorbent, drainage |
| 09/18/1990 | US4957515 Process for sulfur removal and recovery from fuel gas using physical solvent |
| 08/16/1990 | EP0381720A1 Low pressure noncryogenic processing for ethylene recovery. |
| 06/27/1990 | EP0375547A1 Process for upgrading the off-gases from a catalytic cracking process and lowering the benzene content of gasolines |
| 06/22/1990 | CA2006550A1 Process for valorizing gas from catalylic cracking and for reducing the benzene content of gsolines |
| 12/28/1989 | WO1989012794A1 Low pressure noncryogenic processing for ethylene recovery |