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. 12, 1983
Filed:
May. 01, 1981
Applicant:
Inventors:
Lucien Masse, Dallas, TX (US);
William L Medlin, Dallas, TX (US);
James H Sexton, Duncanville, TX (US);
Assignee:
Mobil Oil Corporation, New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
73579 ;
Abstract
A confining pressure system includes a pressure cell containing a mechanical oscillator and a gas supply for carrying out resonance measurements of rock material under confining pressure at seismic frequencies. An appropriate gas is used to avoid significant damping of oscillations under confining pressures of various ranges.