| Patents for B01D 11 - Solvent extraction (12,717) |
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| 08/07/2002 | EP1229127A1 Method for the enzymatic preparation of enantiomerically pure derivatives of 1,3-Dioxolan-4-one and 1,3-Oxathiolan-5-one |
| 08/07/2002 | EP1015118A4 Method and apparatus for extracting plant resins |
| 08/07/2002 | EP0973592B1 Multiphase extractor with a wash chamber |
| 08/06/2002 | US6428820 Extracts of Hypericum perforatum and formulations containing them |
| 08/06/2002 | US6428604 Hydrometallurgical process for the recovery of nickel and cobalt values from a sulfidic flotation concentrate |
| 07/31/2002 | CN1088385C Method and apparatus for diffusive transfer between immiscible fluids |
| 07/31/2002 | CA2369718A1 A process for the enzymatic preparation of enantiopure 1,3-dioxolan-4-one and 1,3-oxathiolan-5-one derivatives |
| 07/24/2002 | EP1224456A1 Liquid-liquid extraction device and on-line transfer to a gas chromatography apparatus |
| 07/24/2002 | CN1087960C Method and apparatus for diffusive transfer between immiscible fluids |
| 07/23/2002 | US6423820 For contact lenses |
| 07/18/2002 | WO2002055537A1 Extractive purification of lipopeptide antibiotics |
| 07/18/2002 | WO2002055529A2 A process for isolating saponins from soybean-derived materials |
| 07/18/2002 | WO2002023175A3 Method for determining the phase separation time for discontinuous liquid-liquid phase separations |
| 07/18/2002 | US20020095058 Separation elements with profiled surface and second functionality elements with spaced closed chambers on top of each other and filled with a physically, chemically or biologically active material and having polymeric walls |
| 07/18/2002 | CA2433688A1 Extractive purification of lipopeptide antibiotics |
| 07/17/2002 | EP1222009A1 Method for fractionating a raw material consisting of several constituents using a supercritical pressure solvent |
| 07/17/2002 | EP1222008A1 Method for supercritical fluid extraction |
| 07/17/2002 | CN1359365A Method for the separation and purification of an aqueous mixture consisting of the main components acetic acid and formic acid |
| 07/16/2002 | CA2052392C Extract from ginkgo biloba leaves, in particular for intravenous injection or infusion, a method of preparation of the extract and ampoule preparations containing the extract |
| 07/11/2002 | WO2002053164A1 Drynaria extractions for treating osteoporosis and their extraction process |
| 07/11/2002 | US20020088704 Distilling the liquid hydrocarbon phase containing the methanol so as to isolate a gas phase consisting of methanol-hydrocarbon azeotropes, mixing gas phase with water, separating into methanol-rich aqueous phase and hydrocarbon |
| 07/10/2002 | EP1221435A1 Process for the recovery of methanol from a liquid hydrocarbon feedstock |
| 07/10/2002 | EP1220827A1 Continuous process for preparing lactic acid |
| 07/10/2002 | CN1357603A Method of raising processing capacity in mixed C4 deasphalting extraction tower |
| 07/10/2002 | CN1357602A Method of resisting solvent recovering rate in supercritical mixed C4 deasphalting tower |
| 07/09/2002 | CA2366031A1 Process for recovering methanol from a liquid hydrocarbon charge |
| 07/04/2002 | US20020086378 Generation of acetic acid; obtain acetogenic bacteria, remove carbon dioxide from fermentation broth, incubate broth with solvent, continuously distill acetic acid from solvent |
| 07/04/2002 | US20020084221 Method for precipitating red blood cells |
| 07/03/2002 | EP1219707A2 Process, apparatus and reagents for isolating cellular components |
| 07/03/2002 | EP1218330A1 A process for recovery of acid |
| 07/03/2002 | EP1218078A2 Method for obtaining materials using a worm extruder |
| 07/03/2002 | CN1357096A Method for extracting natural juice of ligneous plant material, device for carrying out said method and use of said method in prodn. of dried ligneous plant material |
| 07/03/2002 | CN1356923A Method for separating organic substances from aqueous mixture |
| 07/03/2002 | CN1356920A Solvent extraction process |
| 07/03/2002 | CN1356153A Process for preparing eucommia bark gelatin and extract powder of eucommia leaf |
| 07/02/2002 | US6414137 Washing with polar impurity-soluble solvent and non-polar impurity-soluble solvent |
| 07/02/2002 | US6413574 Cleaning substrates, particularly metal substrates, and useful for polymerization processes, coatings, extractions, and the manufacture and treatment of particles. |
| 07/02/2002 | US6413429 Process and apparatus for liquid-liquid extraction |
| 07/02/2002 | US6413428 Apparatus and method for preparative supercritical fluid chromatography |
| 06/27/2002 | WO2002050884A1 Cleaning and etching methods and their apparatuses |
| 06/27/2002 | WO2002050883A1 Cleaning method and etching method |
| 06/27/2002 | WO2002049736A1 Apparatus and method for extracting biomass |
| 06/27/2002 | US20020082416 Method for obtaining DNA from fish spermatogonium |
| 06/27/2002 | CA2432062A1 Apparatus and method for extracting biomass |
| 06/26/2002 | EP1216084A1 Apparatus and method for separating mixed liquids |
| 06/26/2002 | CN1086595C Circulation type liquid-liquid extraction equipment |
| 06/25/2002 | CA2215210C Polyphenol fractions of tea, the use thereof and formulations containing them |
| 06/20/2002 | WO2002048164A2 Isolation of nucleic acids |
| 06/20/2002 | WO2001089696A3 Microfluidic concentration gradient loop |
| 06/20/2002 | US20020074284 Treating with nitrifying microorganisms in presence of high surface area suspended carrier; preventing release of multi-valent cations |
| 06/20/2002 | CA2432075A1 Isolation of nucleic acids |
| 06/19/2002 | EP1214130A1 Apparatus and methods for removing solvent residues |
| 06/19/2002 | CN1086315C Power transmission device for centrifugal herb extractors |
| 06/18/2002 | US6407306 Solvent extraction |
| 06/18/2002 | US6406892 Contacting cells with alkaline lysis of ph, separation of supernatant |
| 06/18/2002 | US6405816 Mechanical improvements to a personal vehicle |
| 06/13/2002 | WO2002045812A2 Ultrasonic reflux system for one-step purification of carbon nanostructures |
| 06/13/2002 | WO2002045569A2 Method for precipitating red blood cells |
| 06/13/2002 | WO2001090614A3 Surface tension valves for microfluidic applications |
| 06/13/2002 | US20020070170 Controlling pressure, temperature and velocity of flow stream to enhance separation processes of a monophasic fluid mixture into separate gaseous and liquid phases; suppressing formation of aerosols redirecting flow stream through valve system |
| 06/13/2002 | US20020070169 Apparatus and method for preparative supercritical fluid chromatography |
| 06/13/2002 | US20020070167 Birch bark processing and the isolation of natural products from birch bark |
| 06/13/2002 | DE10051427C1 Verfahren zur Herstellung eines Tetrahydrocannabinol- und Cannabidiol-haltigen Extraktes aus Cannabis-Pflanzenmaterial sowie Cannabis-Extrakte A method for producing a tetrahydrocannabinol and cannabidiol-containing extract of the cannabis plant material, as well as cannabis extracts |
| 06/13/2002 | CA2430723A1 Method for precipitating red blood cells |
| 06/12/2002 | EP1212127A1 Apparatus and method for removing solvent residues |
| 06/12/2002 | EP0858362B1 Multiple phase extractor |
| 06/12/2002 | CN2494690Y Natural products separating & purifying equipment |
| 06/12/2002 | CN1353612A Tanacetum parthenium extract |
| 06/12/2002 | CN1353089A Acidifying and self-extraction process for treating waste alkali solution of octanol |
| 06/12/2002 | CN1353002A Process for increasing extraction rate and back-extraction rate of anti-coagulation relative biologic substance by adding amine extractants |
| 06/12/2002 | CN1353001A Process for increasing extraction rate and back-extraction rate of anti-coagulation relative biological substance by adding halohydrocarbon |
| 06/12/2002 | CN1353000A Process for increasing extraction rate and back-extraction rate of anti-coagulation relative biologic substance by adding aldone ester |
| 06/11/2002 | US6402952 Apparatus and method for extraction of chemicals from aquifer remediation effluent water |
| 06/11/2002 | CA2251882C Method and apparatus for diffusive transfer between immiscible fluids |
| 06/06/2002 | WO2002002464A3 Chemical extraction process |
| 06/06/2002 | US20020066662 Apparatus for the purification of commercially available diphenyl-p-phenylenediamine (dppd) |
| 06/05/2002 | EP1210161A1 Apparatus and method for extracting biomass |
| 06/05/2002 | EP1210160A1 A method and apparatus for recovering a solvent |
| 06/05/2002 | EP1210159A1 Apparatus and method for extracting biomass |
| 06/05/2002 | EP1210157A1 Apparatus and method for reducing residual solvent levels |
| 06/04/2002 | US6398919 Decompressing ingredients of plants, animals or minerals over steam, then condensing over a thermoelectric cooler |
| 06/04/2002 | US6398917 Apparatus for the purification of commercially available diphenyl-p-phenylenediamine (DPPD) |
| 05/30/2002 | WO2002041908A1 Process for preparing aqueous extracts of plants and extracts so obtained |
| 05/30/2002 | WO2001089682A3 Device and method for addressing a microfluidic cartridge |
| 05/30/2002 | CA2430113A1 Process for preparing aqueous extracts of plants and extracts so obtained |
| 05/29/2002 | DE10040678C1 Extraction device, used for high pressure extraction of abrasive material slurries, has feed line connected to feed device which extends over part of axial length of extraction container |
| 05/23/2002 | WO2002040003A1 Method for producing an organic solvent-free lycopene concentrate, the resulting concentrate and composition comprising said concentrate |
| 05/23/2002 | US20020060162 Method for metal recovery from aqueous solutions |
| 05/23/2002 | DE10057655A1 Production of a cell-free extract of Chlorella vulgaris seaweed and ground Limonia acidissima bark comprises sonicating the seaweed and bark in a liquid medium |
| 05/22/2002 | EP1206481A2 Birch bark processing and the isolation of natural products from birch bark |
| 05/22/2002 | CN1350473A A method for extracting copper from an aqueous solution |
| 05/21/2002 | US6392070 Supercritical fluid extraction |
| 05/21/2002 | CA2224148C Process for making shaped copper articles |
| 05/16/2002 | US20020058062 At least 13% glucoside isoflavones and 0.6-1.5 parts 3 soya saponins per 1 part by weight of glucoside isoflavones; treating pre or post menopausal symptoms, breast and prostate cancer, and alcoholism |
| 05/15/2002 | EP1204774A1 Composition and process for the solvent extraction of metals using aldoxime or ketoxime extractants |
| 05/15/2002 | EP0963228B1 Process for simultaneous extraction of dispersed and dissolved hydrocarbon contaminants from water |
| 05/14/2002 | US6387255 Triphase extraction column |
| 05/10/2002 | WO2002036720A1 Process for reducing the concentration of undesired compounds in a composition |
| 05/10/2002 | WO2002036669A2 Solvents useful in the preparation of polymers containing hydrophilic and hydrophobic monomers |
| 05/10/2002 | WO2002036232A1 Solvent extraction process |