| 摘要 |
PCT No. PCT/FR85/00337 Sec. 371 Date Aug. 7, 1986 Sec. 102(e) Date Aug. 7, 1986 PCT Filed Nov. 27, 1985 PCT Pub. No. WO86/03533 PCT Pub. Date Jun. 19, 1986.Process for soil treatment and successive installations of a plurality of equipments at different respective locations and apparatus for implementing said process, comprising the operations of: drilling the soil by driving a tubular stem tool having an axis and a predetermined overall diameter around its axis, introducing one equipment inside the tubular stem tool, removing from the soil said tubular stem tool while leaving the equipment within the soil, modifying the soil compacity around the equipment by mechanical action during at least part of the removal of the tubular stem tool and repeating the above operations with remaining equipments at other locations.
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