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:
Apr. 04, 1989
Filed:
Jan. 22, 1988
Applicant:
Inventors:
Richard W Krajicek, Houston, TX (US);
Robert R Cradeur, Sulphur, LA (US);
Assignee:
Serv-Tech, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B / ; B08B / ;
U.S. Cl.
CPC ...
1341 / ; 134181 ; 180-62 ; 239227 ; 239722 ; 901-1 ;
Abstract
A water washing robot having features uniquely useful in cleaning the interior of oil storage tanks and which comprises components that can be independently moved inside a storage tank and conveniently assembled therein. The assembled robot comprises a frame, a positive displacement pump carried by the frame, an articulatable water washing nozzle detachably mounted on the frame for spraying water on the interior surfaces of a storage tank. The robot is hydraulically powered.