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:
Oct. 16, 1990
Filed:
Jul. 14, 1989
Applicant:
Inventors:
John C Newman, Longview, TX (US);
Lloyd A Molby, Longview, TX (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
B03B / ;
U.S. Cl.
CPC ...
209 44 ; 209430 ; 209485 ; 209501 ;
Abstract
What is disclosed is method and apparatus for alleviating the problem with cleaning of sluice boxes. The invention is characterized by continuous cleaning of an endless belt onto which the heavy metal concentrate is projected by a conventional sluice boxes, shaker screens and the like, and eliminating the down time of the apparatus for cleaning, as in the prior art. This down time is approximately fifty percent of the time.