31
Darrell J Phillips, George B Russell: Method and apparatus for removing solute from a solid solute-bearing product. Applied Ambient Extraction Process Consultants, Womble Carlyle Sandridge & Rice PLLC, June 10, 2008: US07384557 (13 worldwide citation)

The process and apparatus are for removing a solute from a solute-bearing solid product by means of a solvent which remains in liquid state throughout the entire oil extraction process. In one embodiment, the solvent is normally in gazeous state at ambient temperature and pressure values, but is use ...


32
David P J Miller: Oil extraction method. Mason Fenwick & Lawrence, September 9, 1986: US04610793 (12 worldwide citation)

A downhole tool for use in recovering a first fluid from a mixture of fluids in a confined space, comprising a collector for the mixture, separator means for receiving the mixture from the collector and for separating the first fluid from the mixture, means for expanding the volume of the residual f ...


33
Gottesman Martin: Simultaneous coffee hydrolysis and oil extraction.. Gen Foods, April 8, 1987: EP0216971-A1 (12 worldwide citation)

A method of simultaneously hydrolyzing spent coffee grounds and extracting the coffee oil therefrom is disclosed. Spent coffee grounds are slurried in water and the pH is adjusted by the addition of an acid to the slurry. A water-immiscible oil solvent is combined with and dispersed as fine droplets ...


34
Dieter Balzer: Process for increasing injectability of injection wells in oil extraction by means of water flooding. Huels Aktiengesellschaft, Millen & White, November 10, 1987: US04705110 (11 worldwide citation)

The injectability of injection wells can be increased in oil extraction by means of water flooding, by injecting a solution, dispersion, or emulsion of carboxymethylated oxethylates of the formula


35
John Henry Davis: Oil extraction process and apparatus therefor. Extractis International, Clifford W Browning, Woodard Emhardt Moriarty McNett & Henry, February 21, 2006: US07002029 (11 worldwide citation)

A process for solvent extraction of oils, in an extraction chamber, comprises the formation of a solvent mist with significant adiabatic cooling, whereby a pressure difference between the solvent inlet and outlet of the extraction chamber drives the solvent mist through the raw oil bearing. The solv ...


36
Martin Gottesman: Simultaneous coffee hydrolysis and oil extraction. General Foods Corporation, Basam E Nabulsi, Thomas R Savoie, Daniel J Donovan, October 1, 1985: US04544567 (11 worldwide citation)

A method of simultaneously hydrolyzing spent coffee grounds and extracting the coffee oil therefrom is disclosed. Spent coffee grounds are slurried in water and the pH is adjusted by the addition of an acid to the slurry. A water-immiscible oil solvent is combined with and dispersed as fine droplets ...


37
Tabor Paul R: Extraction in situ du petrole par injection de vapeurs chaudes de solvant dans les gisements, In situ oil extraction from underground formations using hot solvent vapor injections. Hydrocarbon Research, GOWLING LAFLEUR HENDERSON, April 20, 1982: CA1122115 (11 worldwide citation)

ABSTRACT OF THE DISCLOSURE Heavy oil or bitumen extracted and removed fromunderground oil bearing formations having low permeabilitysuch as tar sands by injection of hot hydrocarbon solventvapor into a single well hole at a pressure not substantiallyexceeding the pressure in the formation to effecti ...


38
Ulrich Steinbrenner, Christian Bittner, Oetter G√ľnter, Marcus Guzmann: Use of surfactant mixtures for tertiary mineral oil extraction. BASF SE, Connolly Bove Lodge & Hutz, July 26, 2011: US07985718 (10 worldwide citation)

The use of a surfactant mixture comprising at least one surfactant having a hydrocarbon radical composed of from 12 to 30 carbon atoms and at least one cosurfactant having a branched hydrocarbon radical composed of from 6 to 11 carbon atoms for tertiary mineral oil extraction.


39
Zohar M Merchant, Paul W Wrezel, Lori L Spurlock, Donald E Carpenter: Oil extraction of cholesterol from milk products. Kraft General Foods, Fitch Even Tabin & Flannery, January 3, 1995: US05378487 (10 worldwide citation)

A method of extracting cholesterol from a milk product by shearing a mixture of oil:milk product in a ratio of between about 1:99 to about 1:4 and separating the decholesterolized milk product and oil phases.


40
Jan Thomsen, Preben Bjerre, Christian Svendsen, Morten Svendsen, Klaus Reinwand: Suction muffler for a hermetic refrigerant compressor. Danfoss Compressors, McCormick Paulding & Huber, January 8, 2008: US07316291 (10 worldwide citation)

The invention concerns a suction muffler for a hermetic refrigerant compressor with a housing having an inlet and an outlet and limiting at least one muffling chamber, and a gas supply channel located in the muffling chamber between the inlet and the outlet. It is endeavoured to prevent too much oil ...



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