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. 07, 2001
Filed:
Oct. 05, 1999
Florent Bouquet, Vulaines sur Seine, FR;
Frédérique Ferrand, Versailles, FR;
Florence Gouhinec, Versailles, FR;
Abstract
This device includes a drive device (,) arranged above the reactor, provided with a vertical output shaft (,) equipped at its end with an axial-flow mobile assembly such as a propeller (,) immersed in the reactor; the output shaft of the drive device also carries an auto-suction turbine (,) immersed in the reactor and drivable by the output shaft (,), and the latter is enveloped coaxially by a cylinder (,) linked at its upper end to the drive device and whose lower end (,) opens out into the turbine; in the upper end of the cylinder is drilled an aperture (,) for injecting a gas into an annular gap (,) delimited by the shaft and the cylinder. This device makes it possible to transfer a gas into a liquid efficiently and to ensure agitation whereby particles may be placed in suspension and held there. Application to the biological treatment of industrial effluents.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile