Patents for B01D 11 - Solvent extraction (12,717)
10/1983
10/04/1983CA1154573A1 Method and apparatus
09/1983
09/28/1983EP0089486A2 Column of fluidised chambers
09/27/1983US4406865 Binding, stripping
09/27/1983US4406796 Method and apparatus for cleaning fine waste material mixed with oil and water
09/27/1983US4406778 Spent oil recovery process
09/27/1983US4406745 Device for high speed production of aromatic essential oils from perfume-generating plants or parts thereof
09/27/1983US4406742 Apparatus for lead pressured extraction of carbonaceous materials
09/20/1983US4405988 Process and device for monitoring the functioning of a liquid-liquid extraction column
09/14/1983EP0088458A2 Process for the separation of a liquid mixture
09/14/1983EP0088405A2 Process for the extraction of high quality natural waxes
09/13/1983US4404174 Purification of solutions of gallium values by serial ion exchange-liquid/liquid extraction
09/13/1983US4404173 Apparatus for contacting substantially immiscible liquids
09/13/1983CA1153776A1 Process for the production of pure lecithin directly usable for physiological purposes
09/06/1983USRE31374 Spheres, buoyancy, barriers, apertures, hermetic sealing
09/06/1983US4402821 Solvent extraction of liquid coal under critical temperature and pressure, then distillation
08/1983
08/30/1983US4401551 Extraction bitumen from sand; contacting sand with recovered liqui
08/30/1983CA1152851A1 Micellar solutions of thin film spreading agents comprising a polyether polyol
08/30/1983CA1152753A1 Process of obtaining uranium and uranium compounds from phosphoric acid
08/24/1983EP0086315A1 Process for the production of vaso-active compounds by extraction of gingko leaves
08/23/1983US4400398 Method for obtaining aromatics and dyestuffs from bell peppers
08/23/1983US4400296 Cation-selective liquid membranes and their use
08/23/1983US4400275 Mass transfer apparatus and process
08/17/1983EP0085779A1 Method and apparatus for continuously and counter-currently contacting liquid and solid media
08/16/1983US4399102 Process and apparatus for flow injection extraction
08/10/1983EP0085344A2 Process for the removal of heavy metal ions from wet process phosphoric acid
08/09/1983US4397736 Hydrotreating supercritical solvent extracts in the presence of alkane extractants
08/09/1983US4397731 From high pressure zones
08/09/1983US4397689 Process for the extraction of precious metals from concentrates thereof
08/09/1983US4397100 Organic solid substrate dewatering process based on plug flow contact by an extractive fluid
08/09/1983CA1151677A1 Process and plant for the removal of acidic components
08/09/1983CA1151401A1 Apparatus for the continuous treatment of the compounds in a corrosive liquid
08/04/1983WO1983002571A1 Extractor for the liquid/solid extraction of extractive materials from natural substances
08/04/1983WO1983002570A1 Extraction device and method
08/03/1983EP0073801A4 Phase-contacting apparatus.
08/03/1983EP0020598B1 Disposable filter bag and a method of making extraction beverages
08/02/1983US4396560 Particles can contain thorium, uranium or plutonium
08/02/1983CA1150953A1 Liquid-liquid extraction of metal values from aqueous solution
08/02/1983CA1150952A1 Process for extracting titanium values from titaniferous bearing material
07/1983
07/27/1983EP0028648B1 Method for recovering molybdenum from tungsten solutions
07/26/1983US4395356 Method for removing catalyst residues from solutions of poly-1-butene
07/19/1983US4394267 Diffuser assembly
07/13/1983EP0083570A1 Extraction process
07/12/1983US4393027 Process for erecting a rotor assembly for a rotary extractor and apparatus therefor
07/12/1983CA1149584A1 Separating process
07/06/1983EP0083272A1 Liquid-liquid extraction by means of microemulsions of substances dissolved in water
07/05/1983US4391711 Transferring
07/05/1983US4391185 System for controlling a juice extraction facility
07/05/1983CA1149305A1 Contactor process
06/1983
06/28/1983US4390506 Apparatus for trouble-free and continuous charging of extractors with extraction feedstock to be treated and with extractant or solvent
06/28/1983US4390411 Recovery of hydrocarbon values from low organic carbon content carbonaceous materials via hydrogenation and supercritical extraction
06/28/1983US4390366 Process for the extraction of precious metals from solutions thereof
06/21/1983CA1148367A1 Solvent extraction process for the removal of iron (iii) from leach liquors
06/21/1983CA1148362A1 Method for recovering molybdenum from tungstate solutions
06/21/1983CA1148330A1 Process for the separation of a strong mineral acid from an aqueous solution
06/15/1983EP0081016A1 A process and apparatus for extracting bitumen oil from bitumen containing mineral
06/14/1983US4388231 Process for extraction of iodine
06/14/1983US4388171 Supercritical multicomponent solvent coal extraction
06/08/1983EP0080582A2 Process for the extraction of natural products of plants
06/07/1983US4387110 Oily seeds
06/01/1983EP0080311A2 Contacting device
06/01/1983EP0080298A2 Treatment of fruit, vegetable and meat products
05/1983
05/25/1983EP0079664A1 Liquid flow collector for chemical process tower
05/24/1983US4385036 Process of obtaining uranium and uranium compounds from phosphoric acid
05/24/1983CA1146761A1 Treatment for rare earthes and gallia oxides mixtures
05/17/1983US4383978 Alkylamine-polyphosphate salt, solvent extraction
05/10/1983US4382910 Process and apparatus for the continuous removal of undesirable components of solid particles by a solvent applied in counterflow
05/03/1983US4382073 Method for processing a solid gravel like material with a fluid
04/1983
04/20/1983EP0076871A1 Apparatus and process for continuous solid-liquid extraction
04/19/1983CA1144934A1 Solution of organic or mineral salts in organic solvents
04/19/1983CA1144870A1 Equipment for filtering, grading and cleaning of material
04/13/1983EP0020483B1 Improvements relating to extractants
04/12/1983CA1144343A1 Method for separating isotopes
04/06/1983EP0076094A2 Extraction
04/06/1983EP0075553A1 A method for continuous azeotropic processing of vegetable and protein material
04/05/1983US4378906 Solid jacket centrifuge for material exchange between liquids
03/1983
03/30/1983EP0075134A2 Process for the extraction of fragrances from the vanilla capsule
03/29/1983CA1143685A1 Solvent extraction method
03/22/1983CA1143370A1 Contactor
03/22/1983CA1143293A1 Apparatus and process for treating liquid material while subjected to a centrifugal force
03/17/1983WO1983000817A1 Improved apparatus intended for the washing and granulometric separation of suspended solid materials
03/16/1983EP0074145A1 Fractionation of fats using a liquefied gas or a gas in the supercritical state
03/16/1983EP0073801A1 Phase-contacting apparatus.
03/15/1983US4376693 Of oil shale, supercritical
03/09/1983EP0073415A2 Apparatus for dispensing a second phase into a first phase
03/08/1983US4376052 Fluid manifold assembly for solvent extractor
03/08/1983CA1142365A1 Process for extracting uranium from contaminated phosphoric acid
03/03/1983WO1983000701A1 Method for the treatment of hop with co2 as an extraction means and treatment of such extract
03/02/1983EP0072875A1 Installation element for an apparatus for mass transfer, direct heat exchange and mixing
03/01/1983US4375387 Apparatus for separating organic liquid solutes from their solvent mixtures
03/01/1983CA1141967A1 Process for treating an organic phase containing iron chloride, molybdenum chloride and hc1
03/01/1983CA1141966A1 Process for separating trivalent iron from an aqueous chloride solution
02/1983
02/17/1983WO1983000442A1 Extraction method and device for implementing such method
02/16/1983EP0072201A2 Particle washing system and method of use
02/09/1983EP0070921A1 Installation element for an apparatus for mass transfer, direct heat exchange and mixing
02/09/1983EP0070918A1 Cylindrical packing elements
02/09/1983EP0070917A1 Column for mass-and/or heat transfer-processes
02/09/1983EP0070916A1 Installation element for an apparatus with a jacket tube for mass transfer, direct heat exchange and mixing
02/08/1983US4373070 Cross-linked polymers having pendant oxyalkyl tertiary amine groups
02/08/1983US4372923 Quaternary ammonium chloride extractant
02/08/1983US4372922 Process for the recovery of indium