Apparatus and method for forming a window or an outline...

E - Fixed Constructions – 21 – B

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

E21B 29/02 (2006.01) E21B 7/06 (2006.01) E21B 29/06 (2006.01) E21B 43/114 (2006.01) E21B 43/116 (2006.01) E21B 43/1185 (2006.01) F42D 3/00 (2006.01)

Patent

CA 2236570

Apparatus for forming a window (250) or the outline of a window in the casing (201) of a wellbore comprises an explosive (220) and locating means for positioning the explosive in the casing (201). The explosive (220) is shaped, sized and disposed so that, on detonation it forms a window (250) (or the outline of a window) in the casing. The window (250) preferably comprises an elongate slot which can subsequently be milled. In this case the elongate slot can inhibit or prevent coring of the mill.

L'invention concerne un appareil pour former une fenêtre (250) ou l'ébauche d'une fenêtre dans le tubage (201) d'un forage. Cet appareil comprend un explosif (220) et des moyens de positionnement pour positionner l'explosif dans le tubage (201). L'explosif (220) est formé, dimensionné et disposé de telle sorte que, lors de sa détonation, il forme une fenêtre (250) (ou l'ébauche d'une fenêtre) dans le tubage. De préférence, la fenêtre (250) comprend une fente allongée qui peut ensuite être fraisée. Dans ce cas, la fente allongée peut inhiber ou empêcher le déplacement central de la fraise.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Apparatus and method for forming a window or an outline... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Apparatus and method for forming a window or an outline..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus and method for forming a window or an outline... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1396172

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.