Chemical safety conduit or trench

Details Chemical safety conduit or trench Chemical safety conduit or trench

1989-02-17

1990-07-10

Taylor, Dennis L.

Hydraulic and earth engineering

Fluid control, treatment, or containment

Flow control

405126, 405128, 73 492, 404 2, 404 4, E01F 500

Patent

active

049403591

ABSTRACT:
An elongate safety conduit or trench for receiving chemical liquids, having first and second preassembled conduit elements, the first located and retained within the second. A space is between the two at the bottom for collecting liquid that may leak through the first. A seal along the length of the conduit between the two elements inhibits entry of liquid between the two.

REFERENCES:
patent: 2821154 (1958-01-01), Tennison
patent: 3225545 (1965-12-01), Flegel
patent: 3848765 (1974-11-01), Durktop
patent: 4640643 (1987-02-01), Williams
patent: 4741645 (1988-05-01), Butler
patent: 4744137 (1988-05-01), Palazzo
Miller et al., "Vinyl Concrete Channels Handle Acid Waste", reprint from Plant Services, Feb., 1985.
"ACO Shield .TM. Chemical Resistance Guide", No. 121, p. 1.
Crocker et al., "Prefabricated Floor Drains of Acid Resistant Concrete Expedite Plant Expansion", reprint from Chemical Processing, Apr. 1983.
"ACO Drain Product Catalogue & Installation Notes", No. 5.19/ACO, 11/83, pp. 1, 2, 7, 14, 15.
"ACO Drain Product Catalogue & Installation Notes", No. 5.19/ACO, 11/84, pp. 1, 2, 7, 14, 15.

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