METHOD AND APPARATUS FOR COLLECTING AND THEN DISPOSING SAND CONTAINED IN PRODUCTION FLUID - Patent 1450926

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EP 1 450 926 A1

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(43)	Date of publication:
	01.09.2004 Bulletin 2004/36

(21)	Application number: 02803059.1

(22)	Date of filing: 11.10.2002

(51)	International Patent Classification (IPC)⁷: B01D 21/24, E21B 43/36, E21B 43/40, E21B 43/34

(86)	International application number:
	PCT/GB2002/004626

(87)	International publication number:
	WO 2003/041838 (22.05.2003 Gazette 2003/21)

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

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Priority:

12.10.2001 GB 0124617

(71)	Applicant: Alpha Thames Limited
	Upminster,Essex RM14 2SU (GB)

(72)	Inventors:
	APPLEFORD, David Eric Epping,Essex CM16 7JD (GB) LANE, Brian William Essex SS8 8NF (GB)

(74)	Representative: Johnstone, Douglas Ian et al
	Baron & Warren,19 South End,Kensington London W8 5BU London W8 5BU (GB)

(54)	METHOD AND APPARATUS FOR COLLECTING AND THEN DISPOSING SAND CONTAINED IN PRODUCTION FLUID