ZA754473B - An acoustical receiver for underground exploration of the rock structure behind the working face in a mine - Google Patents

An acoustical receiver for underground exploration of the rock structure behind the working face in a mine

Info

Publication number
ZA754473B
ZA754473B ZA00754473A ZA754473A ZA754473B ZA 754473 B ZA754473 B ZA 754473B ZA 00754473 A ZA00754473 A ZA 00754473A ZA 754473 A ZA754473 A ZA 754473A ZA 754473 B ZA754473 B ZA 754473B
Authority
ZA
South Africa
Prior art keywords
mine
working face
structure behind
rock structure
underground exploration
Prior art date
Application number
ZA00754473A
Inventor
H Haas
P Helling
H Hochheimer
B Wuelk
H Jacob
Original Assignee
Ruhrkohle Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19742433793 external-priority patent/DE2433793C3/en
Application filed by Ruhrkohle Ag filed Critical Ruhrkohle Ag
Publication of ZA754473B publication Critical patent/ZA754473B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C39/00—Devices for testing in situ the hardness or other properties of minerals, e.g. for giving information as to the selection of suitable mining tools
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
ZA00754473A 1974-07-13 1975-07-11 An acoustical receiver for underground exploration of the rock structure behind the working face in a mine ZA754473B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742433793 DE2433793C3 (en) 1974-07-13 Acoustic receiver for underground apron exploration

Publications (1)

Publication Number Publication Date
ZA754473B true ZA754473B (en) 1976-07-28

Family

ID=5920518

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00754473A ZA754473B (en) 1974-07-13 1975-07-11 An acoustical receiver for underground exploration of the rock structure behind the working face in a mine

Country Status (4)

Country Link
JP (1) JPS5152884A (en)
FR (1) FR2278085A1 (en)
GB (1) GB1519971A (en)
ZA (1) ZA754473B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU182124B (en) * 1980-04-17 1983-12-28 Mecseki Szenbanyak Method for required influencing the changing of state of given geological system resulted or resultable in consequence of mining activity
JPH0728026U (en) * 1993-10-28 1995-05-23 貨泉プラスチック株式会社 container
EP1804084A1 (en) * 2005-12-30 2007-07-04 Integrated Dynamics Engineering GmbH Electromagnetically shielded seismometer unit with geophon
JP5867957B2 (en) * 2011-12-19 2016-02-24 西松建設株式会社 Method and system for predicting rock strength
JP2016166838A (en) * 2015-03-10 2016-09-15 日本電気株式会社 Detector and detection method
JP6687235B2 (en) * 2015-03-10 2020-04-22 日本電気株式会社 Detection device and detection method

Also Published As

Publication number Publication date
FR2278085A1 (en) 1976-02-06
GB1519971A (en) 1978-08-02
FR2278085B1 (en) 1977-12-09
DE2433793A1 (en) 1976-01-29
DE2433793B2 (en) 1976-08-05
JPS5152884A (en) 1976-05-10

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