The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 24, 2002

Filed:

Sep. 22, 2000
Applicant:
Inventors:

Mark Carmichael, Jersey, GB;

Paul Howlett, Aberdeen, GB;

George Telfer, Aberdeen, GB;

Assignee:

SPS-AFOS Group Limited, Aberdeen, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 3/700 ;
U.S. Cl.
CPC ...
E21B 3/700 ;
Abstract

A cleanup tool is described for use in a wellbore, the tool having a body which defines flow passages which communicate with the venturi chamber, the venturi chamber itself communicating with a discharge passage for radially or near radially discharging jetted fluid for cleaning a well head or the like. The tool may further include or be associated with filtration devices, including a junk basket or filter screen.


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