Title:
SEISMIC SURVEYING METHOD, SEISMIC SURVEYING DEVICE, AND HYDROPHONE ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2017/138456
Kind Code:
A1
Abstract:
This seismic surveying method includes: a step of excavating a borehole in the ground; a step of disposing a tubular casing in the borehole; a step of filling a gap between the outer peripheral surface of the casing and an inner wall of the borehole with a particulate filler; a step of disposing a hydrophone assembly in the casing; a step of filling the inside of the casing with a particulate filler; and a step of performing a seismic survey using the hydrophone assembly as a geophone.
Inventors:
SATO TAKEHIKO (JP)
Application Number:
PCT/JP2017/003979
Publication Date:
August 17, 2017
Filing Date:
February 03, 2017
Export Citation:
Assignee:
JAPAN PETROLEUM EXPLORATION CO LTD (JP)
International Classes:
G01V1/40; E21B47/0224; F42D3/06
Foreign References:
| US5187332A | 1993-02-16 | |||
| US20050284625A1 | 2005-12-29 | |||
| JP2007212270A | 2007-08-23 | |||
| US4254479A | 1981-03-03 | |||
| JPS6283685A | 1987-04-17 |
Attorney, Agent or Firm:
SHIGA Masatake et al. (JP)
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