Soil replacement product

Hydraulic and earth engineering – Earth treatment or control – Ground stabilization or reinforcement

Reexamination Certificate

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Details

C405S043000, C405S050000, C210S170050, C210S747300

Reexamination Certificate

active

06991408

ABSTRACT:
A lightweight, non water retaining, biodegradable soil replacement material which may be charged into a flexible non biodegradable synthetic bag. The fill material may be expanded polymeric materials to afford lightweight, insulation and adequate drainage which may be charged into a flexible bag having a mesh composition. The product may be used against foundations, walls, retaining walls, piers, columns, weeping tiles or any other structure where backfill is required. The product may have other applications due to its insulating ability which do not include soil replacement but may simply be to fill a space or opening.

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patent: 4983068 (1991-01-01), Kozak et al.
patent: 4986699 (1991-01-01), Bohnhoff
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patent: 5051028 (1991-09-01), Houck et al.
patent: 5385430 (1995-01-01), Connors
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patent: 5639364 (1997-06-01), Houck et al.
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patent: 6173483 (2001-01-01), Houck et al.
patent: 6315493 (2001-11-01), Malone et al.
patent: 6368499 (2002-04-01), Sharpless
patent: 6390154 (2002-05-01), Hall
patent: 6443652 (2002-09-01), Houck et al.
patent: 6547493 (2003-04-01), Spangler et al.
patent: 2004/0022583 (2004-02-01), Bussey et al.
patent: 60156826 (1985-08-01), None

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