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. 02, 1984
Filed:
May. 12, 1983
Applicant:
Inventors:
Arthur W Nelson, Sugarland, TX (US);
James H Ragland, Houston, TX (US);
Assignee:
Shell California Production Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01K / ;
U.S. Cl.
CPC ...
60648 ; 166272 ; 166303 ; 165145 ; 165147 ; 165158 ; 122 32 ; 60690 ;
Abstract
An evaporator for producing wet steam in a cogeneration plant wherein the evaporator is a multiple pass unit having continuous in-tube flow paths from inlet to outlet. The evaporator is a shell and tube type with the clean steam on the shell side and water in the tubes. The evaporator is particularly useful in a cogeneration plant used in a secondary recovery process using contaminated wet steam.