Title:
DOWNHOLE DEBRIS RETRIEVER
Document Type and Number:
WIPO Patent Application WO/2015/042043
Kind Code:
A3
Abstract:
A method and apparatus (100) for removing debris from a wellbore using a cleaning tool. The tool may comprise an inner mandrel (17) and a cup member (20) coupled to the inner mandrel. The cup member is moveable between a collapsed position where fluid may flow across the exterior of the cup member, and an extended position where fluid is diverted into a flow path disposed between the inner mandrel and the cup member. The fluid is diverted through a filter member (30) that is coupled to the inner mandrel below the cup member.
Inventors:
WILSON TIMOTHY L (US)
ODELL II ALBERT C (US)
HARRALL SIMON J (US)
ODELL II ALBERT C (US)
HARRALL SIMON J (US)
Application Number:
PCT/US2014/055864
Publication Date:
May 14, 2015
Filing Date:
September 16, 2014
Export Citation:
Assignee:
WEATHERFORD LAMB (US)
International Classes:
E21B21/10; E21B27/00; E21B37/00
Foreign References:
| US6250387B1 | 2001-06-26 | |||
| US20020162655A1 | 2002-11-07 | |||
| US20100243258A1 | 2010-09-30 | |||
| US20130168091A1 | 2013-07-04 |
Attorney, Agent or Firm:
PATTERSON, William, B. et al. (LLP24 Greenway Plaza, Suite 160, Houston Texas, US)
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