Non-metallic blanking hatch apparatus

Receptacles – Vehicle mountable tank

Patent

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Details

220327, 220328, 220661, 138 89, 141 86, B65D 8812

Patent

active

054582571

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.

REFERENCES:
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Exhibits A, B, and C relating to a Clay & Bailey Model 1890 manway hatch.
Exhibit D--A brochure provided by Poly Processing Company entitled "Transtore Tanks Series II" dated Jun. 1, 1988.
Exhibit E--A photograph of a threaded hatch opening and cover associated with the Poly Processing tank described in Exhibit D.
Exhibit F--A brochure provided by "Bonar Plastics POLY PAYLOADER.RTM.".
Exhibit G--A photograph of a threaded access opening and cover associated with the Bonar Plastics device described in Exhibit F.
Sales brochure from Snyder Industries, Inc. entitled "Handle Bulk Storage Tanks Up Thru 12,500 Gal..times.12' Diameter With The New Snyder Heavy Duty Delivery Trailer" available from Snyder Industries, Inc., 4700 Fremont, Box 4583, Lincoln, Neb. 68504.
Exhibit H--A photograph of a metallic frac tank.

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