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:
Jun. 12, 2001
Filed:
Jan. 21, 1998
Applicant:
Inventor:
Aldyr Witter, late of Sao Leopoldo, BR;
Assignee:
Petroleo Brasileiro S.A., , BR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F22B 1/500 ;
U.S. Cl.
CPC ...
F22B 1/500 ;
Abstract
The system uses principal radial tubes,which connect an inner, central arc,to an outer arc,A plurality of branches,emerge from these tubes,and then assume a radial geometry, forming secondary radial tubes which extend as far as the said outer arc,The system rests freely on the bottom of the tank.