Title:
METHOD AND APPARATUS FOR PENETRATING SUBSURFACE FORMATIONS
Document Type and Number:
WIPO Patent Application WO2004099551
Kind Code:
B1
Abstract:
A method and apparatus (9, 53) for driving at least one explosive driven projectile (11, 58) into an open hole (H) or well bore (B) of a subterranean formation for the purpose of stimulating productive formation. The apparatus is capable of pivoting within the open hole or well bore for desired firing at an angle and is also capable of deep penetration into a subterranean formation. The apparatus may also be conveyed by a tubing (51) in horizontal drilling applications.
Inventors:
NACKERUD ALAN L (US)
Application Number:
PCT/US2004/013295
Publication Date:
September 29, 2005
Filing Date:
April 29, 2004
Export Citation:
Assignee:
NACKERUD ALAN L (US)
International Classes:
E21B43/116; E21B43/118; F41A1/10; F41F1/00; (IPC1-7): E21B43/116
Download PDF:
Previous Patent: DRILLING APARATUS
Next Patent: DETERMINING GRADIENTS USING A MULTI-PROBED FORMATION TESTER
Next Patent: DETERMINING GRADIENTS USING A MULTI-PROBED FORMATION TESTER