Warren Joseph Hahn
Engineering at Sumners Crk Ct, Katy, TX
License number
Louisiana PE.0027540
Issued Date
Sep 23, 1997
Expiration Date
Mar 31, 2002
Category
Civil Engineer
Type
Civil Engineer
Address
Address
23215 Sumners Creek Ct, Katy, TX 77494
Professional information
Well Pumping
US Patent:
5540283, Jul 30, 1996
Filed:
Mar 20, 1995
Appl. No.:
8/406429
Inventors:
Warren J. Hahn - Katy TX
Assignee:
Atlantic Richfield Company - Los Angeles CA
International Classification:
E21B 3308
US Classification:
166379
Abstract:
A method and apparatus for protecting a polished rod of a pumping unit so that the portion of the polished rod that passes out of the top of a stuffing box of a wellhead on the upstroke of the polished rod is protected from the environment surrounding the wellhead. The method and apparatus also assist with containment of well fluids which may escape from the stuffing box.