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:
Apr. 08, 2003
Filed:
Jun. 25, 2001
Applicant:
Inventors:
Randy C. Tolman, Spring, TX (US);
Kris J. Nygaard, Houston, TX (US);
Abdel Wadood M. El-Rabaa, Houston, TX (US);
William A. Sorem, Katy, TX (US);
Assignee:
ExxonMobil Upstream Research Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 4/326 ; E21B 4/304 ; E21B 4/317 ;
U.S. Cl.
CPC ...
E21B 4/326 ; E21B 4/304 ; E21B 4/317 ;
Abstract
This invention provides a method for treating multiple intervals in a wellbore by perforating at least one interval then treating and isolating the perforated interval(s) without removing the perforating device from the wellbore during the treatment or isolation. The invention can be applied to hydraulic fracturing with or without proppant materials as well as to chemical stimulation treatments.
Published as:
EG23200A; US2002007949A1; CA2416040A1; DZ3387A1; WO0206629A1; AU7692601A; PE20020198A1; TW499538B; NO20030241D0; NO20030241L; TNSN01107A1; US6543538B2; BR0112616A; EP1305501A1; EA200300159A1; AR029844A1; CN1443268A; MXPA03000422A; EA004186B1; EP1305501A4; MY121476A; AU2001276926B2; OA12336A; EP1305501B1; DE60122532D1; CN1298961C; DE60122532T2; NO324164B1; CA2416040C; BR0112616B1;