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:
Aug. 27, 1991
Filed:
Jun. 08, 1989
Applicant:
Inventor:
Thomas E Stirling, Sugarloaf, PA (US);
Assignee:
Barrett Haentjens & Co., Hazleton, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ; B01F / ;
U.S. Cl.
CPC ...
261 77 ; 261 93 ; 261124 ; 261D / ; 261D / ; 210219 ; 210220 ;
Abstract
An apparatus and method for increasing gas absorptiion in a liquid includes, in a first embodiment, gas injection airfoils at an inlet of an extended vertical tube and a pump at an outlet of the tube for drawing the liquid at a rate greater than the rise rate of the gas bubbles. An outlet of the pump preferrably includes a plurality of outlet nozzles. A second embodiment for use with a liquid or slurry includes a venturi gas inlet in place of the airfoils.