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:
Feb. 11, 1992
Filed:
Jan. 23, 1991
Applicant:
Inventor:
Eugene Y Ngai, Whitehouse Station, NJ (US);
Assignee:
Solkatronic Chemicals, Inc., Fairfield, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137312 ; 55274 ; 137382 ;
Abstract
Emergency security device adapted to be used on a head leaking gas cylinder comprising a cap adapted to be tightly fitted on the gas cylinder and connected to a pressure cylinder containing a purging inert gas and to a dry scrubber assembly containing a material neutralizing the leaking gas carried away from the cap by the purging gas.