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:
Oct. 17, 1995
Filed:
May. 26, 1993
Brett L Muckelrath, Duncan, OK (US);
James F Matthews, Duncan, OK (US);
Halliburton Company, Duncan, OK (US);
Abstract
An apparatus for holding materials comprising: a container including a container wall and having a first container opening extending through the container wall; a first container flange connected to the exterior of the container wall surrounding the first container opening; and a non-metallic blanking hatch connectable to the first container flange by bolting. The non-metallic blanking hatch has a plurality of apertures extending therethrough which provide access to the interior of the container. The inventive apparatus preferably also comprises: (a) a second container flange connected to the exterior of the container wall and surrounding a second container opening extending through the container wall and (b) a non-metallic manway hatch connectable to the second container flange.