System for producing high density, extra large well perforations

Details System for producing high density, extra large well perforations System for producing high density, extra large well perforations

1997-05-01

1998-08-25

Tsay, Frank

Boring or penetrating the earth

Boring with explosion in inaccessible hole

Concave-shaped charge

E21B 4311

Patent

active

057974640

ABSTRACT:
A shaped charge and liner having a minimum outside diameter determined by the formula:

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