2024
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Invention
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Diamond compact, and drill bit. The present disclosure relates to a diamond compact, comprising: ... |
2023
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Invention
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Impact-resistant multi-cutting-edge diamond compact and earth-boring tool.
The present disclosur... |
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Invention
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Multi-cutting-edge diamond composites and earth-boring tools.
The present disclosure relates to ... |
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Invention
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Impact-resistant multi-cutting-edge diamond compact and earth-boring tool. The present disclosure... |
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Invention
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Multi-cutting-edge diamond compact and earth drilling tool. The present invention relates to a mu... |
2021
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Invention
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Manufacture of roller cone drill bits. A method of manufacturing a roller cone includes mac... |
2019
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Invention
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Multiple ridge diamond compact for drill bit and drill bit. The disclosure relates to a multiple ... |
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Invention
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Multi-ridge diamond composite sheet for drill bit and drill bit. A multi-ridge diamond composite ... |
2018
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Invention
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Polycrystalline diamond compact and drilling bit. The disclosure relates to a polycrystalline dia... |
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Invention
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Diamond composite plate and drill bit. Disclosed are a diamond composite plate and a drill bit pr... |
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Invention
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Hybrid bit with roller cones having inserts. A hybrid bit with roller cones having inserts is dis... |
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Invention
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Insert cone hybrid bit. An insert cone hybrid bit, comprising a bit body (101), cutter wings (102... |
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Invention
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A hybrid bit with roller cone having inserts.
The present disclosure relates to a hybrid bit wit... |
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Invention
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Hybrid drill bit provided with inserted-tooth cones. Disclosed is a hybrid drill bit provided wit... |
2011
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Invention
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Tube welding rod resistant to high stress abrasion. A tube welding rod resistant to high stress a... |
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Invention
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Tube welding rod resistant to low stress abrasion.
A tube welding rod resistant to low stress ab... |
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Invention
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Tube welding rod resistant to low stress abrasion. A tube welding rod resistant to low stress abr... |
2004
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G/S
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Alloy steel; powder metallurgy products; wear resistant
metal; common metal alloy. Machinery and... |
2001
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G/S
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Metals, namely, steel alloys, metal powders, anti-friction metals, and common metal alloys in bar... |
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G/S
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Powder metallurgy and alloys of common metal, namely, hard steel alloy in sheet, rod, ring, pipe,... |
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G/S
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METAL ALLOYS OF STEEL; POWDERED METAL ALLOYS; ANTI-FRICTION METALS; ALLOYS OF COMMON METALS, ALL ... |
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G/S
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Powdered metallurgy, namely, hard steel * alloy * in sheet, rod, ring, pipe, grain, bar and bille... |
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G/S
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Powdered metallurgy, namely, hard steel alloy in sheet, rod, ring, pipe, grain, bar and billet fo... |
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G/S
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METALS, NAMELY, STEEL ALLOYS, METAL POWDERS, ANTI-FRICTION METALS, AND COMMON METAL ALLOYS IN BAR... |
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Invention
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Roller bit parallel inlayed compacts. This invention relates to a roller bit applying for the oil... |
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Invention
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A roller bit with parallel inlayed compacts. This invention relates to a roller bit applying for ... |