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:
May. 08, 1990
Filed:
Apr. 25, 1988
William A Deshazer, Lafayette, LA (US);
Robert J Beck, Iberia, LA (US);
Wilton L Helveston, Iberia, LA (US);
Other;
Abstract
A sealing plate, divided into a first upper section and a second lower section, the sealing plate having a bore therethrough slightly larger than the diameter of the casing around the internal pipe. There is further provided a attachment members on the wall of the upper and lower sections of the plate, for attaching the sections of the plate and allowing the sections of the plate to be drawn together around the casing by the attachment members. Further, there is provided a sealing gasket that spaced between the internal edge of the bore of the plates and the outer wall of the casing, so that as a plate member is attached, there is effected a fluid seal between the outer wall of the carrier pipe and the plate members through the sealing of the gasket member.