Hydraulic and earth engineering – Earth treatment or control – Chemical
Patent
1981-04-30
1983-06-07
Corbin, David H.
Hydraulic and earth engineering
Earth treatment or control
Chemical
405269, 405262, E02D 574
Patent
active
043868762
ABSTRACT:
The invention relates in particular to a device for producing tie-rods anchored in the ground, which comprises a tubular protective element comprising a top part and a base part and provided on its base part with at least one injection aperture, and at least one element constituting a tie-rod situated inside the tubular element, wherein the part of the element constituting the tie-rod extending along the top part of the tubular element is surrounded by a protective casing, with lubricant inserted between the element constituting the tie-rod and the casing.
REFERENCES:
patent: 3494134 (1970-02-01), Jorge
patent: 3738071 (1973-06-01), Finsterwalder
patent: 4069677 (1978-01-01), Yamada et al.
patent: 4094117 (1978-06-01), Torti et al.
patent: 4124983 (1978-11-01), Weatherby
patent: 4139323 (1979-02-01), Brandstetter
patent: 4140429 (1979-02-01), Herbst
Corbin David H.
Sondages Injections Forages (SIF) Enterprise Bachy
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