FLUID CONTROLLED PUMPING SYSTEM AND METHOD - Patent 1387959

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EP 1 387 959 A2

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(88)	Date of publication A3:
	17.04.2003

(43)	Date of publication:
	11.02.2004 Bulletin 2004/07

(21)	Application number: 02726793.9

(22)	Date of filing: 23.04.2002

(51)	International Patent Classification (IPC)⁷: F04C 13/00, F04C 15/04, E21B 47/00, F04B 47/02, F16K 31/18

(86)	International application number:
	PCT/US2002/012751

(87)	International publication number:
	WO 2002/086322 (31.10.2002 Gazette 2002/44)

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
	Designated Extension States:
	AL LT LV MK RO SI

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Priority:

24.04.2001 US 841748
24.04.2001 US 841773

(71)	Applicant: CDX Gas, LLC
	Dallas, TX 75240-7656 (US)

(72)	Inventors:
	ZUPANICK, Joseph, A. Pineville, WV 24874 (US) RIAL, Monty, H. Dallas, TX 75287 (US)

(74)	Representative: Lawrence, John
	Barker Brettell 138 Hagley RoadEdgbaston Birmingham B16 9PW Birmingham B16 9PW (GB)

(54)	FLUID CONTROLLED PUMPING SYSTEM AND METHOD