Sintered polycrystalline diamond tubular members
First Claim
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1. An apparatus, comprising:
- an external tubular member comprising an external outside surface and an external inside surface joined by an external wall thickness;
the external wall thickness comprises external sintered polycrystalline diamond;
an internal member residing within the external tubular member and comprising an internal outside surface and an internal width; and
the internal width comprises internal sintered polycrystalline diamond;
wherein the external inside surface is adjacent to the internal outside surface.
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Abstract
In one aspect of the present invention, an external tubular member comprises an external outside surface and an external inside surface joined by an external wall thickness. The external wall thickness comprises external sintered polycrystalline diamond. An internal member comprises an internal outside surface and an internal width. The internal width comprises internal sintered polycrystalline diamond. The external inside surface is adjacent to the internal outside surface.
53 Citations
20 Claims
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1. An apparatus, comprising:
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an external tubular member comprising an external outside surface and an external inside surface joined by an external wall thickness; the external wall thickness comprises external sintered polycrystalline diamond; an internal member residing within the external tubular member and comprising an internal outside surface and an internal width; and the internal width comprises internal sintered polycrystalline diamond; wherein the external inside surface is adjacent to the internal outside surface. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification