The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 29, 2007
Filed:
Feb. 27, 2004
Applicant:
Joseph A. Zupanick, Pineville, WV (US);
Inventor:
Joseph A. Zupanick, Pineville, WV (US);
Assignee:
CDX Gas, LLC, Dallas, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system for accessing a subterranean zone from an entry well including an entry well extending from the surface. The entry well has a substantially vertical portion. A one or more drainage wells extend from the entry well to a subterranean zone. A one or more articulated wells extend from the entry well to the subterranean zone. At least one of the articulated wells intersects at least one of the one or more drainage wells at a junction proximate the subterranean zone. A drainage pattern is formed coupled to the junction and operable to conduct fluids from the subterranean zone to the junction.