Systems and methods for extracting recoverable materials from source materials are provided. According to one embodiment, a plasma furnace includes an open-faced tray, a pair of arc rods, Faraday coils and a smooth interior surface. The open-faced tray carries tar sands from one end of the plasma furnace to another. The arc rods are disposed …

Legal parties

Inventors (applicants): Jan H. Matthias, John Stuart Lehde, John Lee Horning, Nigel Moriarty
Assignees (initial): Green Technology LLC (Walla Walla, US)
Agents: Hamilton, DeSanctis & Cha LLP (attorney)

The application was examined by Nina Bhat (USPTO dept. 1771)


  • 1. A plasma furnace comprising: …
  • 2. The plasma furnace of claim 1 , wherein the open-faced tray is tilted down …
  • 3. The plasma furnace of claim 1 , further comprising a vacuum pump to create …

Cited documents


  • Everett de St. Remey et al. US 2010/0258291 A1, Oct. 1, 2010
  • Hayasaka US 5892311 A, Apr. 1, 1999
  • Camacho US 4067390 A, Jan. 1, 1978
  • Tsangaris et al. US 2009/0020456 A1, Jan. 1, 2009
  • Foret US 8357873 B2 / 219/121.43, Jan. 1, 2013
  • Pachkowski et al. US 4344839 A / 423/1, Aug. 1, 1982
  • Horning et al. US 8273244 B2 / 208/402, Sep. 1, 2012
  • Wegner US 2008/0060978 A1, Mar. 1, 2008
  • Dighe et al. US 2010/0215554 A1 / 422/186.04, Aug. 1, 2010
  • Stowell et al. US 4010089 A, Mar. 1, 1977
  • Foret US 7622693 B2 / 219/121.43, Nov. 1, 2009
  • Cary US 3312141 A, Apr. 1, 1967
  • Horning US 2011/0132809 A1, Jun. 1, 2011
  • Shehane et al. US 2008/0043895 A1, Feb. 1, 2008
  • Schmitt US 4788082 A, Nov. 1, 1988
  • Kim US 4358629 A, Nov. 1, 1982
  • Shehane et al. US 2003/0152184 A1, Aug. 1, 2003
  • Gorokhovsky US 2004/0055538 A1, Mar. 1, 2004
  • Shehane et al. US 2006/0008043 A1, Jan. 1, 2006

Brief Description of the Several Views of the Drawings

Embodiments of the present invention are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which like reference numerals …


Copyright Notice

Contained herein is material that is subject to copyright protection. The copyright owner has no objection to the facsimile reproduction of the patent disclosure by any person as it appears …

Cross-Reference to Related Applications

This application is a divisional of U.S. patent application Ser. No. 12/964,733, filed on Dec. 9, 2010, which claims the benefit of priority to U.S. Provisional Application No. 61/285,173, filed …


Systems and methods are described for extracting recoverable materials (e.g., petroleum and/or other hydrocarbons) from source materials (e.g., tar sands). According to one embodiment, a plasma furnace is provided …

More details about Separation and Extraction of Bitumen From Tar Sands

Miscellaneous patent data

10 figures depict the invention details, the claim number 1 is selected as exemplary, the invention is named Separation and Extraction of Bitumen From Tar Sands, the application publication date is Sep. 25, 2012, the assignee is a United States company, the recorded inventor's name is John Stuart Lehde, the inventor's city is Yamhill, state - OR, developed by John Stuart Lehde et al., particularly claims a plasma furnace comprising…, the protection scope is defined by 14 claims, the invention description is illustrated by 10 drawings, the examination was conducted by Nina Bhat (1771 USPTO department), similar categories include Regenerating the filter material in the filter, Fluid injectors, Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of groups B01D 71/46-B01D 71/70, Vaporizing, Feed or discharge mechanisms for settling tanks, gases or by heating, Baffles, condensation of the separating agent, Automatically controlled temperature, Rotary, originally classified under Vacuum, the application number is 13/625,970 (U.S.), the known agent's company name - Hamilton, DeSanctis & Cha LLP, located in Walla Walla (US), the assignee company is Green Technology LLC, the grant number is 08597470 (publication number), the grant date is Dec. 3, 2013 (publication date), the exemplary patent drawings are batch processing plasma furnace according, Three quarter view of a continual, Cut away diagram of the plasma, Separation and Extraction of Bitumen.

Invention classification information

The invention is classified under employing electromagnetic waves, Condenser, Using plasma, Arc welding or cutting, Vacuum distillation, Combined Vaporizing and Condensing, With electrode or reaction space heating or cooling means, Distillation means, Vacuum, Arc or spark discharge means, Furnaces and flues. The designated search classifications include Condenser, Vacuum, Using plasma, Furnaces and flues, Arc or spark discharge means, Distillation means, Combined Vaporizing and Condensing, With electrode or reaction space heating or cooling means.

Patent details
Publication number 08597470
Publication date Dec. 3, 2013
Kind code B2
Application number 13/625,970
Application date Sep. 25, 2012
Application type U
Application series code 13
National classification 196/114
Total number of claims 14
Exemplary claims 1
Number of drawings 10
Number of figures 10
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