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:
Jul. 08, 1980
Filed:
Oct. 26, 1978
Applicant:
Inventor:
John P Pellegrini, Jr, O'Hara Township, Allegheny County, PA (US);
Assignee:
Gulf Research and Development Company, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B / ;
U.S. Cl.
CPC ...
252 63 ; 336 94 ; 585 24 ; 585323 ; 585455 ; 585456 ;
Abstract
Electrical apparatus containing a novel synthetic oil as an insulating fluid which is prepared by reacting an aromatic compound with the oligomers of four to 12 carbon alpha-olefins containing predominantly at least about 30 carbon atoms up to about 60 carbon atoms. For example, an electrical power transformer is provided containing a synthetic insulating oil prepared by reacting benzene in a 1:1 molar ratio with a tetramer-pentamer mixture obtained by the oligomerization of 1-decene.