51
Richard D Farmer: Method and apparatus for desolventizing residual solids after oil extraction therefrom. Bunge Corporation, James D Fornari, March 8, 1983: US04376073 (7 worldwide citation)

A method and apparatus for desolventizing residual solids after the oil or fat is extracted therefrom, wherein oil-bearing vegetable or fatty animal material has its oil or fat extracted by an extraction solvent to form an oil or fat solvent mixture, referred to as a "miscella," and extraction solve ...


52
Xu Lu, Ying Li: Full automatic machine for oil extraction. Senniger Powers Leavitt & Roedel, June 15, 2004: US06749017 (7 worldwide citation)

This device is related to the domain of fully automatic machines for oil extraction. An axle transmission and soft belt suspension system is used in the device. A decelerator connects an electric motor and a driving hub, so that the transmission belt can be driven. When the driven hub and the bridle ...


53
Dean Blankenburg, Clayton Lepak, Dave Parkinson: Oil extraction method and composition for use in the method. Hydrite Chemical Co, Quarles & Brady, July 28, 2015: US09090851 (6 worldwide citation)

A composition is disclosed for aiding extraction of an emulsified oil from an oil and water emulsion. The composition includes silicon containing particles at a level of 0.1 wt. % to 30 wt. %; an emulsifying agent at a level of 1 wt. % to 30 wt. %; and water at a level of 40 wt. % to 99 wt. %. A met ...


54
Seyi A Odueyungbo: Thermal treatment system for spent hydroprocessing catalyst. Chevron U, Steven R Ellinwood, June 25, 2013: US08470252 (6 worldwide citation)

A process to upgrade heavy oil and convert the heavy oil into lower boiling hydrocarbon products is provided. The process employs a catalyst slurry comprising catalyst particles with an average particle size ranging from 1 to 20 microns. In the upgrade process, spent slurry catalyst in heavy oil is ...


55
Liu Diankui, He Benyuan, Cui Yongqiang: Oil submersible pump. Institut of Engineering Thermophysics of Chinese Academy of Sciences, Antonelli Terry & Wands, September 12, 1989: US04865519 (6 worldwide citation)

A multi-stage centrifugal pump mainly used for oil extraction, which incls two essential components, namely, a rotational impeller comprising several blades and a stationary diffuser. The shapes of blades and flow passages are designed by using three-dimensional flow theory. The configuration is cha ...


56
Colesan Fritz Dipl Ing, Langenbrinck Hans Dipl Ing: Device and process for producing vegetable oil from olives or similar oil holding fruits. Flottweg, December 13, 1995: EP0686353-A1 (6 worldwide citation)

Olives and similar fruit are processed in this plant. It has, in series: cleaning, size reduction, a mill, a mixer, at least one oil extractor and/or de-watering stage for pulp (5) removed from the mixer (4). The oil extractor is a continuously working band press, pref. a sieve band press (25). This ...


57
Rapanelli Ezio: Centrifuge for oil extraction from oily slurries working without addition of drinkable water.. Rapanelli Fioravante, December 15, 1993: EP0574364-A1 (6 worldwide citation)

Horizontal centrifuge comprising a drum (1), a helicoid screw (2, 2a) coaxial to the drum (1) and arranged inside the latter, two closure heads (14, 15) located at the ends of the drum (1) and provided with nozzles (4, 6) for discharging to the outside oil and water/solid remainders respectively and ...


58
Galletti Alfonso: A skimming device for oil-extraction equipment for tanks of coolant fluids with oil in suspension.. Gi Pi, March 6, 1991: EP0415121-A1 (6 worldwide citation)

A skimming device (14) for oil-extraction equipment for tanks (3) of coolant liquids with oil in suspension. comprising a support (15) carrying a hollow cylindrical body of adjustable height (20) on which a float member (23) is slidable axially, the float member having an upper wall (24) which commu ...


59
Carcagno Gabriel E, Toscano Rita G, Nakamura Hisao, Coppola Tommaso, Ono Tatsuo: Threaded tube joint. Tenaris Connections, Carcagno Gabriel E, Toscano Rita G, Nakamura Hisao, Coppola Tommaso, Ono Tatsuo, GERVASI Gemma, March 18, 2004: WO/2004/023020 (6 worldwide citation)

A threaded tube joint for oil extraction industry has a trapezoidal thread and a toroidal sealing surface (11) placed at its end near the thread and engages, for sealing, a corresponding frusto-conical sealing surface (12) wherein the toroidal sealing surface (11) has a radius Rs value comprised wit ...


60
Michael B Davis, John J Dugan, James D Eagan, Adrianus Welmers: Recovering a relatively volatile component of a solution from a less volatile component, e.g. as in solvent recovery. Exxon Research and Engineering Company, Joseph J Allocca, James H Takemoto, May 27, 1997: US05632867 (5 worldwide citation)

In a solvent recovery plant including a recovery or distillation tower from which solvent product is recovered overhead, an isothermal separator, preferably a cyclone, is used to separate liquid phase contaminant (i.e. oil in a lubricating oil extraction process) in overhead product and to feed the ...