LandOfFree - US Patents - Listing for Wells,Means for perforating, weakening, bending or separating pipe...,Cutter rotates circumferentially of pipe

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Apparatus and method for milling a well casing

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Apparatus and methods for expanding tubulars in a wellbore

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Reexamination Certificate

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Apparatus for cutting off projections inside pipes

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Boring apparatus

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Boring device for lining material in branched portions of lined

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Casing cutter blade support sleeve

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Casing cutting and retrieving tool

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Clean-out tool cutting blade

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Cutter blades for rotary tubing tools

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Cutting matrix and method of applying the same

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Utility Patent

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Cutting tool for cutting well casing

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Cutting tool for cutting well casing

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Cutting tool for removing man-made members from well bore

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Cutting tool for removing materials from well bore

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Cutting tool for removing materials from well bore

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Device for expanding pipes

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Downhole milling tool

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Downhole milling tool

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Downhole milling tool

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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Dual mode rotary cutting tool

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Patent

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