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:
Mar. 17, 1998
Filed:
Oct. 02, 1996
Stephen Daniel Ward, Lewisburg, PA (US);
Andritz Sprout-Bauer, Inc., Muncy, PA (US);
Abstract
An air lift pump for wet particulates has a plurality of transport tubes and air injectors disposed in a central column for transporting particulate matter from a lower elevation to a higher elevation. The central column has a closed top and an open bottom. Each tube has a lower, intake end, a lower first air injector and an upper second air injector. Each air injector is comprised of a housing disposed around an air injection section of the transport tube in which is mounted a first or second air jet, respectively. Compressed air is supplied to the first air injector via an air supply line and to the second air injector via an air supply line and the central column.