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| Application No. | Application Title | Issue Date |
| 20110168404 | DOWNHOLE TOOL A cleaning tool (1) for use in cleaning ferrous material from a wellbore has a magnetic cleaning element (14) mounted to a tool body (2) within a slot (5) using a releasable concealed interference fit fastener assembly (15) comprising ... | 07/14/2011 |
| 20100252281 | DOWNHOLE FLOW CONTROL TOOL AND METHOD A downhole flow control tool 1, includes a flow control member in the form of a sleeve 8, and comprises a main body 2 having a longitudinal internal bore 3 extending therethrough, an upper end 4 having a box section 6, and a low... | 10/07/2010 |
| 20100132954 | BALL SEAT ASSEMBLY AND METHOD OF CONTROLLING FLUID FLOW THROUGH A HOLLOW BODY A method of controlling fluid flow through a hollow body, uses a ball seat assembly (12) comprising a hollow body (14) defining a bore (16) and a ball seat (18) mounted said bore, the ball seat being moveable relative to the bore between an e... | 06/03/2010 |
| 20100065125 | VALVE SEAT ASSEMBLY, DOWNHOLE TOOL AND METHODS A valve assembly (10), a seal assembly, an indexing arrangement, a downhole/circulation tool (12) incorporating a valve seat assembly, methods of controlling fluid flow and fluid circulation are described, wherein the valve assembly is used for controlling... | 03/18/2010 |
| 20090255665 | DUAL FUNCTION CLEANING TOOL A cleaning tool for cleaning a liner top in a well bore. The tool includes cleaning elements, typically scrapers, which are arranged eccentrically to an axial bore through the tool. The elements are biased outwardly to contact an inner surface of a polished bore recepta... | 10/15/2009 |
| 20090218100 | WELLBORE CLEANING The invention relates to a wellbore cleaning assembly, wellbore cleaning apparatus comprising a wellbore cleaning assembly, and to a method of cleaning a wellbore. In an embodiment of the invention, a wellbore cleaning assembly (10) is disclosed which is run into... | 09/03/2009 |
| 20090126933 | DEVICE AND METHOD FOR RETRIEVING DEBRIS FROM A WELL A device (12) is disclosed which is for use in retrieving debris from a well. In one embodiment, the device includes an elongate body (20); a main bore (22) extending part way along a length of the body, along which fluid flows into the device; an o... | 05/21/2009 |
| 20090025927 | WELLBORE CLEANING METHOD & APPARATUS This invention relates to well cleaning methods and apparatus. In particular, this invention relates to a method of drilling and cleaning a wellbore. In one embodiment of the invention, a method of drilling and cleaning a wellbore (12 | 01/29/2009 |
| 20080196881 | Wellbore Cleaning Tool and Method There is disclosed a cleaning tool for use in cleaning ferrous material from a wellbore, a cleaning assembly comprising a plurality of such wellbore cleaning tools, and a method of cleaning ferrous materials from a wellbore. In one embodime... | 08/21/2008 |
