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US 4,352,601 AGranted
Permanent bin for temporary storage of hazardous materials
AssigneeStabatrol Corporation
InventorsRichard E. Valiga, John R. Rosso
Life of this patent
Estimating the term…
Abstract
A permanent bin for temporary storage of non-volatile chemical hazardous wastes is provided. An excavation basin is lined with a water-impervious film and a water-impermeable cementitious covering. The bin is formed from perimeter walls which are positioned within the rim of the water-impervious cementitious covering. A liquid collection system is provided to retain any drainage from the system for prompt detection, appropriate analysis and for effective disposal if required.
Claims7
A storage bin for temporary storage of hazardous, non-volatile substances comprising:
- an excavation basin having an elevated periphery and a surface which slopes from said periphery along a collection path;
- a water-impervious liner for said basin comprising a water-impervious film;
- a water-impermeable covering for said liner comprising a monolithic layer of hardened cementitious material;
- a perimeter wall above and inside the rim of said water-impervious covering;
- said perimeter wall having a crest, an annular sloping outer surface and an annular sloping inner surface;
- a liquid-impervious coating over said annular sloping inner surface and over a continguous annular margin of the said water-impermeable covering;
- a monitoring drain comprising a collector conduit along the central region of said excavation basin beneath the said water-impermeable covering and above the said film;
- a collection sump located outside said perimeter wall;
- said collector conduit communicating with said collecting sump;
- said excavation basin being above the high water table level of the region.
7 more elements
Dependencies are inferred from the claim text.