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:
Feb. 23, 1982
Filed:
Oct. 01, 1979
Applicant:
Inventors:
Peter Phipps, New York, NY (US);
George Spector, New York, NY (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04F / ;
U.S. Cl.
CPC ...
406 49 ; 37 61 ; 417108 ;
Abstract
A pump system for being set up to work in deep water, for use in sea bed mining; the system including three pipes, a first of which carries compressed air downward and to a lower portion of a main second or eduction pipe through which mined material is carried upwardly with sea water, and a third pipe also carrying bouyancy media downward to the lower portion of the main pipe, so to assist the upward flow of the water carrying the mined material.