Patents for B01D 11 - Solvent extraction (12,717)
11/1995
11/09/1995DE4416135A1 Prodn. of pollen extract
11/08/1995EP0533697B1 Countercurrent liquid/liquid extraction to fractionate complex mixtures containing medium and long chain fatty acid triglycerides
11/07/1995CA1337503C Metal extraction process
11/02/1995WO1995029000A1 Solvent extraction
11/02/1995WO1995028999A1 Solvent extraction of metal containing species
11/02/1995EP0679420A1 On-line analysis for continuous measurement of presence of carryunder in liquid-liquid extraction
11/02/1995EP0679419A2 Extraction of hops
11/01/1995CN1110992A Method for extracting metals from large solution flows and apparatus for realizing the same
10/1995
10/31/1995US5463177 Solvent extraction process
10/31/1995US5463099 Radioactive material
10/31/1995CA1337480C Process for the continuous hydro-distillation of plants and an apparatus for its implementation
10/30/1995CA2146282A1 On-line analysis for continuous measurement of presence of carryunder in liquid-liquid extraction
10/26/1995WO1995028409A1 Process, apparatus and reagents for isolating cellular components
10/25/1995EP0678583A1 Process for solid-liquid extraction and extraction tower for carrying out this process
10/25/1995CN1110622A Technology for extracting capsaicine from dry chilli
10/24/1995US5460195 Device for washing metal-containing sludges
10/24/1995US5460194 Apparatus and process for the remediation of contaminated soil
10/18/1995EP0676924A1 Food products, nutraceuticals, and pharmaceuticals produced from selective extraction of carbonaceous materials
10/17/1995US5459168 Process for separating low molecular weight compounds from an impure thermoplastic polymer or mixture
10/17/1995US5458780 Solvent extraction
10/17/1995US5458692 Degreasing
10/17/1995US5458056 Extraction tower
10/12/1995WO1995026794A1 Solvent extraction process
10/12/1995CA2185422A1 Solvent extraction process
10/10/1995US5456893 Controlling small particles or fines; increased efficiency
10/10/1995CA1337235C Chemical reactions in reverse micelle systems
10/08/1995CA2117595A1 Method and apparatus for recovering carboxylic acids from dilute solutions
10/04/1995EP0674679A1 Method for eliminating pollutants of low molecular weight contained in elastomer seals and plastic materials.
10/04/1995CN2208967Y Liquid-solid extractor
10/04/1995CN1109675A Method and apparatus for treating ground roasted coffee
09/1995
09/27/1995CN1109058A New extractive process for the recovery of naturally occurring macrolides
09/26/1995US5453198 Method for collecting analyte and an orifice for reducing pressure of a fluid
09/26/1995US5453192 Multistage centrifugal extractor
09/21/1995DE4409156A1 Prodn. of herbal extracts
09/21/1995DE4408784A1 Gas cleans work pieces in series of pressure vessels through which gas advances in stages
09/20/1995EP0672831A2 Apparatus and method for supercritical fluid extraction
09/20/1995EP0672030A1 Process for preparing substantially pure enantiomers of phenylpropionic acids.
09/20/1995EP0671965A1 Separating zinc and manganese oxides
09/20/1995EP0662013A4 Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography.
09/13/1995EP0670846A1 A process for the purification of natural pulmonary surfactant material using supercritical fluids
09/13/1995EP0670840A1 Bis-crown calix 4]arenes, method for preparing same and use thereof for selectively recovering cesium and actinides.
09/05/1995US5447077 Device for the evaporation treatment of preferably liquid substances, in particular reagents, or for the preparation or analysis of sample material
08/1995
08/30/1995EP0669151A1 Method for extracting organic substance, solvent for use in said method, and method for measuring content of organic substance
08/29/1995US5445841 Contacting with solvent in vapor form
08/22/1995US5443795 Explosion proof microwave heated solvent extraction apparatus
08/17/1995WO1995021902A1 Removal of contaminants from oil
08/17/1995CA2183433A1 Removal of contaminants from oil
08/09/1995EP0666093A2 An extraction column or tower with separate volumes
08/09/1995CN1106361A Treatment of Cr-bearing waste water
08/08/1995US5440055 Method and apparatus for extracting taxol from source materials
08/02/1995EP0665044A1 Apparatus and method for supercritical fluid extraction
08/02/1995EP0664724A1 Process for extracting and rebuffering and/or concentrating dissolved macromolecules of a macromolecular mixture.
08/02/1995EP0505519B1 Kava extract, method of preparing the extract, and its use
08/01/1995US5438039 Using a mixture of polyaromatics, saturated hydrocarbons, and alkylbenzenes to dissolve; enhanced oil recovery
08/01/1995US5437848 Recovery of metal values from process residues
07/1995
07/26/1995EP0664314A1 Polymer recycling by selective dissolution
07/26/1995EP0663897A1 Process for separating enantiomers from a racemic mixture.
07/25/1995US5436328 Nucleic acids extraction using binders and exchanging to dissociate
07/25/1995US5435918 Solvent extraction process involving membrane separation of extract phase and/or intermediate zone phase
07/20/1995WO1995019319A1 Process for producing solid manganese dioxide
07/19/1995CN2203624Y Centrifugal extractor
07/18/1995US5433855 Solvent extraction
07/13/1995WO1995018834A1 Supercritical fluid extraction involving hydrofluoroalkanes
07/13/1995CA2180676A1 Supercritical fluid extraction involving hydrofluoroalkanes
07/12/1995EP0662013A1 Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography
07/11/1995US5431788 Chloride assisted hydrometallurgical copper extraction
07/04/1995US5430226 Method for regenerating spent solvent generated from nuclear fuel cycle
07/04/1995US5430224 Supercritical perstraction process
07/04/1995CA1336146C Process for preparing low-calorie nuts
06/1995
06/22/1995DE4342874A1 Removal of pesticide from ginseng
06/21/1995CN1028966C Process for extracting solid material using solved and apparatus for implementing same
06/15/1995WO1995015802A1 Separation of liquids
06/15/1995CA2178633A1 Separation of liquids
06/14/1995EP0656817A1 Process for decontaminating solid materials contaminated with organic pollutants
06/08/1995WO1995015566A1 Process for the treatment of particulate material
06/07/1995EP0656320A1 Process for removal of organic solvents from waste water
06/07/1995EP0623100A4 Solvent extraction of oil from oil bearing materials.
06/07/1995EP0592508B1 Process and device for improving the treatment of sewage solids, sand, rubbish or the like
06/06/1995US5421972 Electrostatic separation of acetonitrile involves dispersing, mixing, coalescing and settling cycle
05/1995
05/31/1995CN1103102A Effective hydrocarbon blend for removing asphaltenes
05/31/1995CN1103007A Liquid-liquid contactor
05/31/1995CN1103006A Emulsion liquid film additives for reducing swelling and increasing stability
05/30/1995US5419251 Fruit extraction and infusion
05/24/1995EP0526626B1 Device adaptable to a container, particularly for chemical reactions, reactor comprising said device and use of said reactor
05/24/1995CN2198016Y Dynamic multifunction extracting tank
05/24/1995CN1028543C Process for separation of yttrum
05/23/1995US5417924 Automatic; suction causes purging air to circulate
05/23/1995US5417768 Method of cleaning workpiece with solvent and then with liquid carbon dioxide
05/10/1995EP0652219A1 New extractive process for the recovery of naturally occurring macrolides
05/10/1995EP0652203A1 Method and apparatus for recovering carboxylic acids from dilute solutions
05/10/1995EP0432179B1 Pool chemical dispenser
05/10/1995CN2196504Y High-efficient low-consumption extraction machine
05/04/1995DE4336941A1 Process for reducing the concentration of surfactants and/or pyrogens
05/02/1995US5411651 Method for electrostatic liquid/liquid contactor
04/1995
04/26/1995EP0649560A1 Process for selectively concentrating the radioactivity of thorium containing magnesium slag.
04/25/1995US5408924 Apparatus for the extraction of edible oils
04/25/1995CA1335376C Process for the extraction of metal values and novel biimidazole derivatives as metal extractants
04/20/1995WO1995010636A1 Recovery of palladium catalyst
04/19/1995EP0648077A1 Method and apparatus for treating ground roasted coffee
04/19/1995EP0619751A4 Automated supercritical fluid extraction.