Title:
AIR FEED TYPE SAND SAMPLER
Document Type and Number:
Japanese Patent JPS5242794
Kind Code:
A
Abstract:
PURPOSE: After insertion of a sampler, water is substituted with air to form unsaturated condition, whereby sure sampling of sandy soil sample without distru disturbing the sand soil is made possible.
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Inventors:
SEKO RIYUUZOU
Application Number:
JP11861575A
Publication Date:
April 02, 1977
Filing Date:
September 30, 1975
Export Citation:
Assignee:
CHUO KAIHATSU
International Classes:
E02D1/04; E21B47/00; G01N1/04; G01N1/08; (IPC1-7): E21B47/00; G01N1/04
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