Method and apparatus for use in a slurry filled trench for provi

Details Method and apparatus for use in a slurry filled trench for provi Method and apparatus for use in a slurry filled trench for provi

1988-05-31

1990-02-13

Taylor, Dennis L.

Hydraulic and earth engineering

Earth treatment or control

Chemical

405266, 405270, 405258, E02D 520

Patent

active

049001957

ABSTRACT:
According to the invention, to connect sealing strips overlapping one another which are located in a trench in the ground. A housing is placed at the overlap region which spans this region and seals the region. Next the housing is pumped empty of a filling agent, such as bentonite which is used to stabilize the trench. The overlap region is then cleaned for welding, and can then be welded by means of commercially available welding equipment.

REFERENCES:
patent: 4100391 (1978-07-01), Wilbur
patent: 4211118 (1980-07-01), Sakurai et al.
patent: 4484835 (1984-11-01), van Klinken
patent: 4519729 (1985-05-01), Clarke, Jr. et al.
patent: 4531413 (1985-07-01), Tsuchita et al.
patent: 4664560 (1987-05-01), Cortlever
patent: 4679965 (1987-07-01), Glaser et al.
patent: 4696607 (1987-09-01), Ressi di Cervia

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