Pillar bag

Details Pillar bag Pillar bag

1997-01-30

1998-10-20

Taylor, Dennis L.

Hydraulic and earth engineering

Earth treatment or control

Shoring, bracing, or cave-in prevention

405290, 405233, E21D 1500, E21D 1100

Patent

active

058237186

ABSTRACT:
A pillar bag which is made from a synthetic fabric which is folded, at vertically spaced intervals, to form a number of sheaths, with each sheath housing a reinforcing ring.

REFERENCES:
patent: 3695582 (1972-10-01), Clay
patent: 3984989 (1976-10-01), Turzillo
patent: 4983077 (1991-01-01), Sorge et al.
patent: 5308196 (1994-05-01), Frederick

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