Patents for B01D 11 - Solvent extraction (12,717)
02/1983
02/08/1983CA1140920A1 Process for continuously dissolving a particulate solid material, notably a lignocellulose material
02/08/1983CA1140733A1 Equipment for the treatment of wet solids, especially pulpy materials by heating, or cooling
02/01/1983US4371512 Production of alkali metal sulfates
01/1983
01/25/1983US4370473 Method of extracting fruit and vegetable pressings and vegetation raw materials
01/25/1983US4370237 Extractants
01/19/1983EP0070226A1 Process for separating trivalent actinides from trivalent lanthanides in an acidic aqueous solution
01/19/1983EP0016013B1 Device for high efficiency continuous countercurrent extraction using a rotating helical tube
01/18/1983US4369307 Dissolves the plastic and filters through calcium carbonate
01/18/1983US4369166 Purification of solutions of gallium values by liquid/liquid extraction
01/18/1983US4369150 Liquid wall flow collector for chemical process tower
01/12/1983EP0069520A2 Continuous countercurrent liquid-solids contactor
01/12/1983EP0069255A1 Multistage column for the counter-current extraction of liquids
01/11/1983US4368119 Apparatus for continuous treatment of mixtures
01/11/1983CA1139084A1 Indium extraction process
01/04/1983US4367202 Centrifugal counter-flow liquid contactor
01/04/1983US4367201 Extraction column for fissionable material and/or fertile material
01/04/1983US4367178 Process for the production of pure lecithin directly usable for physiological purposes
01/04/1983US4366988 Sonic apparatus and method for slurry well bore mining and production
01/04/1983US4366608 Method for manufacturing fluid contacting device
01/04/1983CA1138621A1 Apparatus for extracting pulverous or granular material
12/1982
12/28/1982US4366124 Apparatus for dissolving polydisperse ores
12/28/1982CA1138250A1 Decaffeinated coffee product and process
12/22/1982EP0067583A2 A liquid membrane process for uranium recovery
12/22/1982EP0067582A2 An improved liquid membrane process for uranium recovery
12/21/1982US4364965 Adsorption on macroporous polymer having acidic groups
12/21/1982US4364821 Countercurrent liquid-liquid extraction of hydrocarbons
12/14/1982US4363717 Upgrading to motor fuels using a metal halide catalyst
12/14/1982US4363264 Counter current diffusion extractor
12/14/1982CA1137435A1 Sulphur extraction
12/14/1982CA1137278A1 Iodine extraction process
12/01/1982EP0065844A1 Process for stripping uranium from an alkyl pyrophosphoric acid
12/01/1982EP0065791A1 Machine for the treatment of a solid product with a liquid
12/01/1982EP0021990B1 Process for treating mixtures of rare earth oxides and gallium oxides
11/1982
11/30/1982CA1136423A1 Method for reclaiming uranium from raw phosphoric acid
11/24/1982EP0065222A2 Process for drying extracts of natural products obtained by high pressure extraction from plants (whole or part)
11/24/1982EP0065106A2 Process for producing concentrated extracts from fresh plants or parts thereof, especially from fresh spices
11/23/1982US4360500 Mineral leaching
11/23/1982US4360380 Process for recovery of metal values from sludges
11/16/1982US4359331 Contactor-separator units
11/16/1982CA1135560A1 Vegetable oil extraction apparatus
11/10/1982EP0064486A1 Method and apparatus for the hydrolysis of alpha-chlorinated toluene compounds
11/09/1982CA1135228A1 Liquid-liquid centrifugal contacting machines and methods of constructing and operating them
11/03/1982EP0063910A2 Multi phase separation process
10/1982
10/28/1982WO1982003566A1 Method and apparatus for removing organic contaminants from inorganic-rich minerals solids
10/20/1982EP0062893A1 Process for producing plant extracts with sensory properties
10/19/1982US4354928 Supercritical selective extraction of hydrocarbons from asphaltic petroleum oils
10/19/1982US4354922 Processing of heavy hydrocarbon oils
10/19/1982US4354513 Cuttings washer assembly
10/14/1982WO1982003407A1 A method for continuous azeotropic processing of vegetable and protein material
10/12/1982CA1133446A1 Separation of endosperm from comminuted oats
10/05/1982US4352574 Mixer-settler apparatus
10/05/1982CA1132934A1 Process for deasphalting hydrocarbon oils
10/05/1982CA1132928A1 Bitumen separator
10/05/1982CA1132836A1 Process for the direct decaffeination of aqueous coffee extract solutions
09/1982
09/30/1982WO1982003184A1 Control unit for phase-contacting apparatus
09/30/1982WO1982003156A1 Method and device for preparing instantaneously soluble dry extracts from natural products
09/29/1982EP0061017A2 Removal of xanthine stimulants from cocoa
09/28/1982US4351807 Oleic acid and/or oleic acid and fatty acid with a cycloaliphatic oxime as phase transfer agent
09/21/1982US4350667 Extraction of copper from an ammoniacal copper solution
09/21/1982CA1132269A1 Extractants
09/14/1982US4349514 Process for recovery of reusable chromic acid from the waste chromic acid solution containing impurities
09/14/1982US4349415 Process for separating organic liquid solutes from their solvent mixtures
09/07/1982US4348422 Contacting thin film with carbon dioxide under supercritical conditions of temperature and pressure
09/07/1982CA1130988A1 Process for extractive treatment of vegetable and animal substances
09/01/1982EP0059020A1 Method for removing undesired components from the soil
08/1982
08/31/1982CA1130636A1 Decaffeination process
08/31/1982CA1130572A1 Treating copper-bearing materials with a heterocyclic amine and a halogenated hydrocarbon to recover metal values therefrom
08/25/1982EP0058365A1 Process of obtaining components of camomile by extraction with carbon dioxide
08/24/1982US4346003 Mash-separating filter-press
08/24/1982US4345976 Process for separating mixtures of substances of low volatility
08/24/1982US4345720 Apparatus for the treatment of solid, granular and/or lumpy materials
08/18/1982EP0058074A1 Liquid-liquid contacting process
08/18/1982EP0057979A2 Apparatus for extracting soluble constituents from cut plant material
08/17/1982US4344974 Process for decaffeinizing raw coffee
08/11/1982EP0057608A1 Production of alkali metal sulfates
08/10/1982US4343745 Complexing with a teriary amine ether
08/10/1982US4343744 Process for separating a specified component contained in a mixture of multiple fatty components from the mixture thereof
08/03/1982US4342657 Method for breaking petroleum emulsions and the like using thin film spreading agents comprising a polyether polyol
08/03/1982CA1128730A1 System for separating particulate matter into soluble and insoluble portions
07/1982
07/27/1982US4341619 Supercritical tar sand extraction
07/27/1982US4341602 Extraction of uranium using electrolytic oxidization and reduction in bath compartments of a single cell
07/20/1982CA1127995A1 Process for extracting uranium from an organic phase
07/20/1982CA1127825A1 Apparatus for the extraction by means f liquids of products in solids
07/08/1982WO1982002149A1 Extraction method and device for the implementation thereof
07/06/1982US4338348 Isomerization of alpha acids
07/06/1982US4338285 Liquid-liquid contact apparatus
06/1982
06/29/1982US4337225 Regeneration of liquid membrane without breaking emulsion
06/29/1982US4337148 Solvent extraction at high temperature and pressure using hydrostatic pressure of molten lead
06/29/1982US4337121 Said apparatus containing a solvent immisible with the cleaning solution, and having a different specific gravity
06/23/1982EP0054461A1 Process for purifying gallium solutions
06/22/1982US4336231 Copper extraction with either salicylaldoximes or benzophenone oximes and alkylphenols
06/22/1982US4336136 System for processing soils contaminated by crude oils or other refined petroleum products
06/22/1982US4336106 Apparatus for the solvent extraction of aromatic hydrocarbons from a hydrocarbon mixture
06/16/1982EP0053881A1 Mass transfer apparatus
06/16/1982EP0053846A1 Selective binding of cadmium ions and method of selectively removing cadmium from aqueous solutions
06/15/1982US4335145 Method for controlling the flow of fruit and fruit juice through a juice extraction facility
06/15/1982US4334999 From water insoluble compound dispersed in aqueous solution by ion exchange with alkyl acid phosphate and solvent extraction
06/15/1982US4334998 Process for placing a gas phase, at least one liquid phase, and at least one comminuted solid phase in contact
06/09/1982EP0053241A1 Process for the recovery and reuse of a heavy metal catalyst from residues of the Witten-DMT process
06/08/1982CA1125235A1 Sink/float separator with interphase impurity collecting reagent