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. 26, 1986
Filed:
Apr. 16, 1984
Applicant:
Inventor:
George W Harrison, Houston, TX (US);
Assignee:
Team, Inc., Alvin, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02D / ; B04F / ; B32B / ;
U.S. Cl.
CPC ...
52220 ; 52232 ; 138 89 ; 174 / ; 264261 ; 264263 ; 26427213 ; 264D / ; 339 / ;
Abstract
A method of and apparatus for sealing tubular conduits carrying one or more utility lines provided therein that do not totally displace the void is disclosed. The method and apparatus include spacing a plurality of dams along the axis of the conduit and defining a cell penetrated on opposite sides by the line or lines and thereafter pressuring the cell with a silicone or RTV rubber and exposing the cell to moisture sufficient to cause the resin to cure.