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The LL Type Reverse Circulation Junk Basket | The LL type reverse circulation junk basket is used to retrieve all types of small junk objects such as cone,cutter,hand tool and junks from the bo... |
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Spiral drill collar | Spiral Drill Collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from differential pressure. spiral drill colla... |
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Integral Heavy Weight Drill Pipe | The wall thickness of heavy weight drill pipe is between drill pipe and drill collar, its structure is similar with drill pipe. It is made from pre... |
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Impressions Block | Application 1).To find the correct depth of fish. 2).To know the shape of fish top. 3).To check the deformed shape of internal diameter of casing. ... |
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dril-collar | Non-magnetic Drill collars are made from Non-magnetic steel bars with low-strength by combining a proprietary chemical analysis and a rotary hammer... |
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