Equipment and method for the injection of high-pressure material

Details Equipment and method for the injection of high-pressure material Equipment and method for the injection of high-pressure material

1998-03-11

2000-04-18

Neuder, William

Wells

Processes

Cementing, plugging or consolidating

166289, 1661774, E21B 3313

Patent

active

060503378

ABSTRACT:
The invention relates to an improved equipment for the injection of materials into the subsoil, for consolidation, reclamation etc. A perforating rod is made of two coaxial pipes and equipped, at its end, with three or more radial nozzles. The first one provides the injection of high-pressure fluid that breaks the soil, the second one is devised for the injection of material like a cement-mix, and the third one a injects high-pressure fluid, which mixes the injected material and distributes it into the soil. The invention also relates to a method providing:

REFERENCES:
patent: 4084648 (1978-04-01), Yahiro et al.
patent: 5006017 (1991-04-01), Yoshida et al.

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