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Title: Drilling subsurface wellbores with cutting structures

A system for forming a wellbore includes a drill tubular. A drill bit is coupled to the drill tubular. One or more cutting structures are coupled to the drill tubular above the drill bit. The cutting structures remove at least a portion of formation that extends into the wellbore formed by the drill bit.
Authors:
 [1] ;  [2]
  1. (Alburquerque, NM)
  2. (The Woodlands, TX)
Publication Date:
OSTI Identifier:
1014723
Report Number(s):
7,841,425
US Patent Application 12/106,115
DOE Contract Number:
AC04-94AL85000
Resource Type:
Patent
Research Org:
Shell Oil Company (Houston, TX)
Sponsoring Org:
USDOE
Country of Publication:
United States
Language:
English