Patents for C10G 31 - Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for (2,775)
05/1996
05/07/1996US5514272 Heating, cooling, oxidizing; allowing acid sludge to settle; adding polishing agent and separating
05/01/1996EP0676982A4 Apparatus for removing solid and volatile contaminants from liquids.
03/1996
03/12/1996US5498823 Ion-exchange supports for facilitated transport membranes with enhanced selectivity
03/12/1996US5498339 Multistage separation of fluid with membranes containing nonporous layers
03/06/1996EP0663848B1 Device for filtering polluted liquids, in particular used oil
02/1996
02/29/1996WO1996005903A1 Fuel filter
02/21/1996EP0697032A1 Process for the removal of mercury
01/1996
01/24/1996EP0693544A2 Process for the treatment and the recovery of crudes
01/23/1996US5485728 Efficient utilization of chlorine and moisture-containing fuels
01/18/1996DE4425001A1 Treating hydrocarbon(s) or substd. hydrocarbon(s)
01/11/1996DE4423089A1 Economically viable process for working up used mineral and bio lubricating oils
01/10/1996EP0548073A4 Process for the recovery of oil from waste oil sludges
01/02/1996US5481059 Settling aids for solids in hydrocarbons
11/1995
11/23/1995WO1995031516A1 Method for separating a petroleum containing emulsion
11/15/1995EP0561916B1 Membrane made from multiblock polymer
10/1995
10/31/1995CA1337485C Removing haze from dewaxed hydrocarbon oil mixture boiling in the lubricating oil range
10/24/1995US5460792 Removal and destruction of halogenated organic and hydrocarbon compounds with porous carbonaceous materials
10/18/1995EP0676982A1 Apparatus for removing solid and volatile contaminants from liquids
09/1995
09/13/1995EP0671456A2 Desalter wash water additive
09/12/1995US5449463 Desalter wash water additive
08/1995
08/24/1995WO1995022589A1 Process for re-refining oil without acid sludge generation
07/1995
07/26/1995EP0663848A1 Device for filtering polluted liquids, in particular used oil.
07/25/1995US5435918 Solvent extraction process involving membrane separation of extract phase and/or intermediate zone phase
07/12/1995CN1105010A Process and device for the separation of an unsaturated hydrocarbon from a fluid mixture with other hydrocarbons
06/1995
06/06/1995US5422011 Method for recuperating crude oil from spills
06/06/1995US5421972 Electrostatic separation of acetonitrile involves dispersing, mixing, coalescing and settling cycle
06/01/1995WO1995014850A1 Efficient utilization of chlorine and moisture-containing fuels
05/1995
05/16/1995US5416259 Contacting with adsorbent
04/1995
04/05/1995EP0563098B1 Multi-block polymer comprising an oxazolidone prepolymer chain extended with a compatible second prepolymer, the membrane made therefrom and its use in separations
03/1995
03/30/1995WO1995008606A1 Feed pretreatment for pervaporation process
03/16/1995WO1995007134A1 Method for removing acid components from liquid hydrocarbons
03/07/1995US5396019 Crosslinked in situ; selective permeation
02/1995
02/21/1995US5391304 Pressurized breaking colloidal dispersion
02/08/1995CN1098326A Removal and destruction of halogenated organic and hydrocarbon compounds with porous carbonaceous materials
01/1995
01/24/1995US5384040 Demetallization of hydrocarbons
01/18/1995EP0634204A1 Process and device for the separation of an unsaturated hydrocarbon from a fluid mixture with other hydrocarbons
01/18/1995EP0600910A4 Production of hard asphalts by ultrafiltration of vacuum residua.
11/1994
11/10/1994WO1994025540A1 Process for the removal of mercury
11/10/1994CA2162160A1 Process for the removal of mercury
11/09/1994EP0623667A2 Used mineral motor oil ecological recycling procedure
10/1994
10/29/1994CA2122289A1 Used mineral motor oil ecological recycling procedure
09/1994
09/07/1994EP0555301B1 Process and installation for producing liquid fuels and raw chemicals
08/1994
08/16/1994US5338442 Process for converting and upgrading organic resource materials in aqueous environments
07/1994
07/21/1994WO1994015689A1 Apparatus for removing solid and volatile contaminants from liquids
07/20/1994CN1025493C Separating unsaponifiables for naphthenic acid
07/19/1994US5330636 Apparatus for continuous reconditioning of hydrocarbon fluids
06/1994
06/29/1994EP0604110A1 Destruction of organic compounds
06/29/1994CN1025183C Method of separating and purification for tar-derived anthracene
06/24/1994CA2111401A1 Removal and destruction of halogenated organic and hydrocarbon compounds with porous carbonaceous materials
06/23/1994WO1994013756A1 Multi-stage ultrafiltration process
06/21/1994US5322596 Apparatus for removing solid and volatile contaminants from liquids
06/15/1994EP0600910A1 Production of hard asphalts by ultrafiltration of vacuum residua
06/08/1994EP0600838A1 Method and apparatus for filtering oil
06/05/1994CA2110436A1 Method and apparatus for filtering oil
06/01/1994EP0599702A1 Process for removing mercury and optionally arsenic from hydrocarbons
05/1994
05/11/1994WO1994010114A1 Recovery of alcohols from n-paraffins by pervaporation
04/1994
04/27/1994CN1085820A Device for filtering contaminated fluids
04/14/1994WO1994007972A1 Removal of low concentrations of 2-ring aromatics using membranes
04/14/1994WO1994007592A1 Pervaporation process employing permeate recycle
04/14/1994WO1994007587A1 Device for filtering polluted liquids, in particular used oil
04/14/1994CA2145421A1 Device for filtering polluted liquids, in particular used oil
04/07/1994DE4233302A1 Vorrichtung zum Filtern von Öl, wie Altöl Apparatus for filtering of oil, such as waste oil
03/1994
03/30/1994EP0588851A1 Apparatus and method for reclaiming useful oil products from waste oil
03/01/1994US5290452 Crosslinked polyester amide membranes and their use for organic separations
02/1994
02/23/1994EP0583957A2 Fluorinated polyolefin membranes for aromatics/saturates separation
02/22/1994US5288712 Pervaporation process employing permeate recycle
02/15/1994US5286349 Apparatus for reclaiming useful oil products from waste oil
02/15/1994CA2100643A1 Fluorinated polyolefin membranes for aromatics/saturates separation
02/09/1994EP0581831A1 Control of oxygen level in feed for improved aromatics/non-aromatics pervaporation
01/1994
01/25/1994CA1326462C Upgrading heavy oil
01/04/1994US5276248 Adding surfactants to form gel in water and storage
12/1993
12/30/1993CA2097633A1 Integrated membrane/hydrocracking process for improved feedstock utilization in the production of reduced emissions gasoline
12/21/1993US5271841 Method for removing benzene from effluent wash water in a two stage crude oil desalting process
12/14/1993US5269906 Process for the recovery of oil from waste oil sludges
11/1993
11/24/1993EP0561916A4 Membrane made from multiblock polymer
11/16/1993US5261225 Pressurized wet combustion at increased temperature
10/1993
10/26/1993US5256297 Multi-stage ultrafiltration process (OP-3711)
10/19/1993US5254795 Contacting with polyesterimide membrane under pervaporation conditions
09/1993
09/29/1993EP0561916A1 Membrane made from multiblock polymer.
09/01/1993EP0557286A1 Process for recovery of oil from waste oil sludges
08/1993
08/25/1993EP0556232A1 Composite membrane for facilitated transport processes
08/10/1993US5234597 Selective extraction of aromatic hydrocarbons from a mixture with non-aromatic hydrocarbons
08/10/1993US5234579 Membrane process for treating a charge containing dewaxing solvent and dewaxed oil
07/1993
07/27/1993US5230801 Recovery of alcohols from n-paraffins by pervaporation
06/1993
06/30/1993EP0548073A1 Process for the recovery of oil from waste oil sludges
06/16/1993CN1021233C Method of cleaning and reclaming used oils
06/15/1993US5219471 Removal of metals and water-insoluble materials from desalter emulsions
06/09/1993EP0545686A2 Crosslinked polyester amide membranes and their use for organic separations
06/06/1993CA2084382A1 Crosslinked polyester amide membranes and their use for organic separations
05/1993
05/18/1993CA1317891C Process for separating a fluid feed mixture containing hydrocarbon oil and a organic solvent
05/18/1993CA1317890C Process for separating a fluid mixture containing hydrocarbons and an organic solvent
05/11/1993US5209838 Purification of an oil-containing liquid using a surface treated permeable inorganic membrane
05/04/1993CA1317249C Recycle of oily refinery wastes
03/1993
03/18/1993DE4205885C1 System for sepg. oil slops or emulsions into water, petrol, oil and solids - in which slop oil is heated in circuit comprising heater, column and pump and slop oil from bottom of column is cooled and sepd. into clean oil phase and solid phase
03/17/1993EP0531807A1 Process for storing and transporting liquid hydrocarbons
03/17/1993CN1069998A Process for producing coal-tar type diesel and formulation method
03/10/1993CA2077705A1 Process for the storage and transportation of liquid hydrocarbons
03/04/1993WO1993004143A1 Production of hard asphalts by ultrafiltration of vacuum residua
03/04/1993CA2113900A1 Production of hard ashphalts by ultrafiltration of vacuum residua
03/03/1993CN1019985C Apparatus and method for reclaiming waste oil
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