US2009218141A1PendingUtilityA1

Method and System for Helicopter Portable Drilling

Assignee: BURKHOLDER FORRESTPriority: Feb 29, 2008Filed: Apr 8, 2009Published: Sep 3, 2009
Est. expiryFeb 29, 2028(~1.6 yrs left)· nominal 20-yr term from priority
E21B 7/027
15
PatentIndex Score
0
Cited by
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Claims

Abstract

There is provided a system for helicopter portable drilling comprising: a drill frame, a drill mast affixed a first end of the drill frame, a drill operatively coupled to the drill mast and operable using one of compressed air, pressurized hydraulic fluid and both compressed air and pressurized hydraulic fluid and a unified power source for providing compressed air and pressurized hydraulic fluid coupled to the drill, the total operating weight of the system being approximately 3000 pounds for allowing a single-pick move by a helicopter. A method of seismic line drilling comprising the steps of placing a first single-pick drilling system at a first location with a single pick, placing a second single-pick drilling system at a second location with a single pick, when finished drilling, moving the first single-pick drilling system to a third location with a single pick, when finished drilling, moving the second single-pick drilling system to a fourth location with a single pick.

Claims

exact text as granted — not AI-modified
1 . A method of seismic line drilling comprising the steps of:
 placing a first single-pick drilling system at a first location with a single pick;   placing a second single-pick drilling system at a second location with a single pick;   when finished drilling, moving the first single-pick drilling system to a third location with a single pick; and   when finished drilling, moving the second single-pick drilling system to a fourth location with a single pick.   
   
   
       2 . The method of  claim 1 , further comprising the steps of:
 placing a third single-pick drilling system at a fifth location with a single pick; and   when finished drilling, moving the third single-pick drilling system to a sixth location with a single pick.   
   
   
       3 . A method of seismic line drilling comprising the steps of:
 placing a first drill carrier at a first location with a single pick;   placing a first single-pick drilling system on the carrier at the first location with a single pick;   when finished drilling, moving the first single-pick drilling system to a second location using the carrier; and   when meeting an obstacle between drilling locations, moving the first single-pick drilling system to a third location with a single pick;   moving the first drill carrier at the third location with a single pick and placing the first single-pick drilling system on the carrier at the third location.

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