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:
Dec. 26, 1989
Filed:
Feb. 22, 1989
Applicant:
Inventors:
Sherif Latif, Ashfield, AU;
Robert F Ryan, Sans Souci, AU;
Assignee:
The BOC Group, Inc., Murray Hill, NJ (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01N / ;
U.S. Cl.
CPC ...
424 43 ; 422 28 ; 424 40 ; 424601 ; 43125 ; 431321 ;
Abstract
A fumigant composition comprising a pressurized mixture of a diluent gas and phosphine in predetermined proportions within a container adapted for release of gaseous fumigant. A method of preparing the composition comprises the steps of pumping a predetermined quantity of phosphine under pressure into the container and filling the container with a liquified diluent gas. A method of fumigating a substantially closed space by liberating the composition is also disclosed.