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:
Nov. 26, 1985
Filed:
Jun. 11, 1984
Applicant:
Inventors:
Julian B Coon, Ponca City, OK (US);
Eston F Petry, Barrackville, WV (US);
Assignee:
Conoco Inc., Ponca City, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15C / ;
U.S. Cl.
CPC ...
137240 ; 137830 ; 137831 ; 137 13 ; 406 45 ;
Abstract
Apparatus for generating a pressure pulse in a fluid comprising a pipe, an opening into said pipe for filling said pipe with fluid, a piston mounted in the pipe, and coupled to a vibrator output. An air bleeder is mounted through said pipe at a location to remove all the air in the pipe as it is filled with fluid and vibrator control apparatus for controlling the frequency and phase of the vibrator and any additional vibrators coupled to a common fluid path.