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:
Aug. 31, 1999
Filed:
May. 12, 1998
Applicant:
Inventors:
Alan Tat Cheng, Livingston, NJ (US);
Deepak Lumba, Mohegan Lake, NY (US);
Assignee:
Praxair Technology, Inc., Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28C / ;
U.S. Cl.
CPC ...
62121 ; 62-4 ; 62 70 ;
Abstract
Method and apparatus for effectively and safely using cryogenic liquid to cool a reactor vessel housing an exothermic reaction wherein the cryogenic liquid is subcooled, valved into the reactor in a downward direction, and shielded by annular coaxial shielding gas upon injection into the reactor.