1
Robert C Yeggy, Vita J Altavilla: Separating compositions and methods of use. VARY Petrochem, Benesch Friedlander Coplan & Aronoff, July 20, 2010: US07758746 (6 worldwide citation)

Compositions and methods are provided for separating bitumen from oil sands in an efficient and environmentally acceptable manner, and for recovering residual bitumen from existing tailings ponds.


2
Robert C Yeggy, Vito J Altavilla: Separating compositions and methods of use. Vary Petrochem, Benesch Friedlander Coplan & Aronoff, January 11, 2011: US07867385 (5 worldwide citation)

Compositions and methods are provided for separating bitumen from oil sands in an efficient and environmentally acceptable manner, and for recovering residual bitumen from existing tailings ponds.


3
Robert C Yeggy, Vita J Altavilla: Separating compositions and methods of use. VARY Petrochem, Benesch Friedlander Coplan & Aronoff, August 31, 2010: US07785462 (2 worldwide citation)

Compositions and methods are provided for separating bitumen from oil sands in an efficient and environmentally acceptable manner, and for recovering residual bitumen from existing tailings ponds.


4
Robert C Yeggy, Vito J Altavilla: Separating compositions. Vary Petrochem, Benesch Friedlander Coplan & Aronoff, April 3, 2012: US08147680 (1 worldwide citation)

A water-based separating composition for separating hydrocarbons from hydrocarbon-containing material includes at least about 71% by weight water, a hydrotropic agent, a dispersant having flocculating characteristics, a wetting agent, and at least one acid and at least one base in amounts sufficient ...


5
Robert C Yeggy, Vito J Altavilla: Separating compositions. Vary Petrochem, Benesch Friedlander Coplan & Aronoff, April 3, 2012: US08147681 (1 worldwide citation)

A water-based separating composition for separating hydrocarbons from hydrocarbon containing material includes at least about 73% by weight water, a hydrotropic agent, a dispersant having flocculating characteristics, at least one acid and at least one base in amounts sufficient to provide the separ ...


6
Robert C Yeggy, Vito J Altavilla: Separating compositions and methods of use. Vary Petrochem, Benesch Friedlander Coplan & Aronoff, July 6, 2010: US07749379 (1 worldwide citation)

Compositions and methods are provided for separating bitumen from oil sands in an efficient and environmentally acceptable manner, and for recovering residual bitumen from existing tailings ponds.


7
Robert C Yeggy, Vito J Altavilla: Processes for bitumen separation. Vary Petrochem, Benesch Friedlander Coplan & Aronoff, September 18, 2012: US08268165 (1 worldwide citation)

Processes are provided for separating bitumen from oil sands and from other bitumen-containing compositions.


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YEGGY ROBERT C, ALTAVILLA VITO J: COMPOSITIONS DE SEPARATION ET PROCEDES DUTILISATION, SEPARATING COMPOSITIONS AND METHODS OF USE. VARY PETROCHEM, VARY PETROCHEM, BENNETT JONES, June 30, 2015: CA2665579 (1 worldwide citation)

A method for separating bitumen from oil sands or tailings (a feedstock), includes: contacting a separating composition comprising from about 0.001% to about 2.5% by weight of 2,5,8,11-tetramethyl-6-dodecyn-5,8-diol ethoxylate; from about 0.1% to about 4.0% by weight of an aromatic phosphate ester h ...


9
YEGGY ROBERT C: Bitumen separation compositions and processes. VARY PETROCHEM, Carrion Luis A, March 17, 2011: WO/2011/031976 (1 worldwide citation)

Compositions and processes are provided for separating bitumen from oil sands and from other bitumen-containing compositions.


10
Robert C Yeggy, Vito J Altavilla: Processes for bitumen separation. Vary Petrochem, Benesch Friedlander Coplan & Aronoff, November 22, 2011: US08062512

Processes are provided for separating bitumen from oil sands and from other bitumen-containing compositions.