Directory: CRUDE OIL OR 原油

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	1.	Inventor: Willman Bertram T Assignee: Exxon Production Research Co Attorney: Wheelock E T Title: Method of treating reservoirs containing very viscous crude oil or bitumen Patent Office: United States of America Patent and Trademark Office. Granted Patents (USPTO) Document Number: 4390067 Publication date : 1983-06-28 Referenced by: 95 Reference cited: 10
	2.	Inventor: Price Ernest H Attorney: Griggs Dennis T Title: Method of producing oil from a formation fluid containing both oil and water Patent Office: United States of America Patent and Trademark Office. Granted Patents (USPTO) Document Number: 4296810 Publication date : 1981-10-27 Referenced by: 91 Reference cited: 9
	3.	Inventor: Price Ernest H Attorney: Griggs Dennis T Title: Downhole separator for wells Patent Office: United States of America Patent and Trademark Office. Granted Patents (USPTO) Document Number: 4241787 Publication date : 1980-12-30 Referenced by: 81 Reference cited: 9
	4.	Inventor: Safinya Kambiz A; McBride Roger W Assignee: Schlumberger Technology Corp Attorney: Smith Keith; Lee Peter; Novack Martin Title: System and method for communicating signals in a cased borehole having tubing Patent Office: United States of America Patent and Trademark Office. Granted Patents (USPTO) Document Number: 4839644 Publication date : 1989-06-13 Referenced by: 80 Reference cited: 61
	5.	Inventor: Johnson Paul C; Otermat Arthur L; Chou Charles C Assignee: Shell Oil Company Title: In situ decontamination of spills and landfills by focussed microwave/radio frequency heating and a closed-loop vapor flushing and vacuum recovery system Patent Office: United States of America Patent and Trademark Office. Granted Patents (USPTO) Document Number: 5076727 Publication date : 1991-12-31 Referenced by: 75 Reference cited: 8
	6.	Inventor: Masek John A Attorney: Sherman and Shalloway Title: Method and apparatus for improved recovery of oil from porous, subsurface deposits (targevcir oricess) Patent Office: United States of America Patent and Trademark Office. Granted Patents (USPTO) Document Number: 5217076 Publication date : 1993-06-08 Referenced by: 74 Reference cited: 16
	7.	Inventor: Gillespie Bernard M; Sarli Michael S; Smith Kenneth W Assignee: Mobil Oil Corporation Attorney: Huggett Charles A; Frilette Vincent J Title: Manufacture of lube base stock oil Patent Office: United States of America Patent and Trademark Office. Granted Patents (USPTO) Document Number: 4181598 Publication date : 1980-01-01 Referenced by: 65 Reference cited: 5
	8.	Inventor: Baiton Nick Attorney: Kearns Jerry T Title: Horizontal drilling method for hydrocarbon recovery Patent Office: United States of America Patent and Trademark Office. Granted Patents (USPTO) Document Number: 5402851 Publication date : 1995-04-04 Referenced by: 56 Reference cited: 6
	9.	Inventor: Krutak James J; Cushman Michael R; Weaver Max A Assignee: Eastman Chemical Company Attorney: Harding Karen A; Gwinnell Harry J Title: Method for tagging petroleum products Patent Office: United States of America Patent and Trademark Office. Granted Patents (USPTO) Document Number: 5525516 Publication date : 1996-06-11 Referenced by: 54 Reference cited: 32
	10.	Inventor: Redus Clifford L; Sigwardt Peter L Assignee: Texaco, Inc Attorney: Park Jack H; Priem Kenneth R; Egan Russell J Title: Subsea pumping device incorporating a wellhead aspirator Patent Office: United States of America Patent and Trademark Office. Granted Patents (USPTO) Document Number: 5199496 Publication date : 1993-04-06 Referenced by: 51 Reference cited: 6

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