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. 14, 1994
Filed:
Aug. 14, 1992
Applicant:
Inventor:
Bruce A Iiams, Anchorage, AK (US);
Assignee:
Atlantic Richfield Company, Los Angeles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28D / ; F28D / ;
U.S. Cl.
CPC ...
165-2 ; 165-1 ; 165 41 ; 165132 ; 1263 / ; 137340 ; 62268 ;
Abstract
Formaldehyde and similar biocides are transported in a gelled, semi-solid or solid state by providing formaldehyde in a concentration in methanol of about fifty-five percent (55%) to eighty-five percent (85%) by weight, loading the solution in rail cars or truck transport tanks in a liquid state and cooling the solution to a gelled, semi-solid or solid state for transport to a destination followed by reheating the solution and/or mixing with a solvent for discharge to an application such as the produced water flowstreams from Alaskan North Slope oil fields, for example.