4. Ordnance
  5. Well perforators

Allen Lindfors

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Casing conveyed well perforating apparatus and method

Wells – Processes – Perforating – weakening – bending or separating pipe at an...
Reexamination Certificate

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Casing conveyed well perforating apparatus and method

Ammunition and explosives – Blasting – Contained blasting charge
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Casing conveyed well perforating apparatus and method

Wells – Means for perforating – weakening – bending or separating pipe...
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Perforating apparatus, firing assembly, and method

Ordnance – Well perforators
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Profile ID: LFUS-PAI-P-2216768

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