41
Ulrich Steinbrenner, Christian Bittner, Oetter Günter, 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.


42
Rapanelli Ezio: Horizontal centrifuge for an optimum oil extraction. Rapanelli Fioravante, July 23, 1997: EP0785029-A1 (10 worldwide citation)

A horizontal centrifuge comprising a plurality of water outlet nozzles (1) which cross the inlet head (16) disposed on the oily slurry supply side, a plurality of oil outlet radial nozzles (15) arranged on the drum (3), a plurality of oil outlet radial nozzles (12) which are located downstream of th ...


43
Terry L Marker, Graham D Ellis, Christopher D Gosling: Integrated process for oil extraction and production of diesel fuel from biorenewable feedstocks. UOP, Maryann Maas, August 23, 2011: US08003834 (9 worldwide citation)

An integrated process has been developed for producing diesel boiling range fuel from renewable feedstocks such as animal and plant oils and using a byproduct naphtha as an extraction solvent in the generation of the renewable feedstock. The process involves treating a renewable feedstock by hydroge ...


44
Olav Ellingsen: Process for increasing the degree of oil extraction. Industrikontakt Ing O Ellingsen & Co, Ladas & Parry, December 5, 1989: US04884634 (9 worldwide citation)

A process for increasing the degree of extraction of oil or other volatile liquids in oil reservoirs on land or at sea, by making the formations in said reservoir vibrate as close to the natural frequency of said formations as possible, so that the binding forces between formations and oil are degra ...


45
Walter Georg Steiner: Oil-extraction station. Water Pollution Control System, Spencer & Frank, February 3, 1998: US05713697 (9 worldwide citation)

An apparatus for collecting floatable liquids such as oil and gasoline, in particular in the case of oil-contaminated or gasoline-contaminated water surfaces. The apparatus includes a collecting container which is vat-like or cylindrical and which is immersed into the water surface; an annular float ...


46
Nonaka Masahide, Hautala Earl, Weaver Merle L: Reducing oil content of fried potatoes by immersing in oil-free difluorodichloromethane. The United States of America represented by the Secretary of, Silverstein M Howard, Hensley Max D, Takacs William, November 5, 1974: US3846572 (9 worldwide citation)

Potato strips are immersed in difluorodichloromethane at minus 21.6.degree. F. for 11 seconds prior to being leached in water at 125.degree. F. for 20 minutes in order to effect maximum crispness and rigidity in the final product. Said strips are then par-fried and subsequently immersed with agitati ...


47
Alapuranen Marika, Valtakari Leena, Kallio Jarno, Ojapalo Pentti, Vehmaanperä Jari: Enzyme fusion proteins and their use. Enzymes Oy, Alapuranen Marika, Valtakari Leena, Kallio Jarno, Ojapalo Pentti, Vehmaanperä Jari, KOLSTER OY, October 25, 2007: WO/2007/118935 (9 worldwide citation)

Cellulase fusion proteins comprising an endoglucanase core region and a heterologous cellulose binding domain are described. The fusion proteins may be produced by recombinant techniques using appropriate polynucleotides, expressing vectors and host cells. The fusion proteins and enzyme preparations ...


48
Hendrika Cornelia Kuzee, Hendricus Wilhelmus Carolina Raaijmakers: Method for preventing deposits in oil extraction. Cooperatie Cosun U A, Young & Thompson, September 2, 2003: US06613899 (8 worldwide citation)

Carboxyl-containing fructans such as carboxymethylinulin can be successfully used to prevent deposition of scale composed of, for example, calcium, barium and strontium salts of sulphuric acid and carbonic acid in oil extraction. In the oil extraction method, 0.5-200 ppm of a carboxyl-containing fru ...


49
Nenniger John: Methode et appareil pour favoriser une production de petrole accrue, Method and apparatus for stimulating heavy oil production. N Solv Corporation, N Solv Corporation, PIASETZKI & NENNIGER, January 27, 2009: CA2567399 (8 worldwide citation)

A method and apparatus for stimulating heavy oil production from anoil bearing formation. The method includes the steps of placing a downholeheater in the formation adjacent to the oil producing zone to heat heattransfer fluid and then energizing the downhole heater. The method furtherincludes the s ...


50
Richard D Kuerston, Ronald E Brown: Crude oil processing apparatus for heavy oil extraction. Phillips Petroleum Company, Laney Dougherty Hessin & Beavers, February 23, 1993: US05188709 (7 worldwide citation)

The present invention provides an apparatus for preparing and treating a heavy oil extraction solvent. A solvent fraction is separated from a crude oil and combined with a slip stream of rerun solvent taken from an extraction process solvent recycle system. The solvent fraction and rerun solvent are ...



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