<>
Contributors: Keller, George V.
Publisher: Springer US
Published: 1995
Place of publication: Boston, MA
Language: eng
Format: [electronic resource]
ISBN-13: 9781475701241
Subjects: Civil engineering; Engineering
Description: Content.- Principles of the Application of Seismo-Acoustics to Coal Seams Subject to Rock Bursts.- SED Electrodynamic Geophones.- Impulse Method for Calibration of Electrodynamic Vibrometers.- Simple Piezoelectric Accelerometer Geophones for Geophysical Laboratory Investigations.- Audiometric Location of Lost Boreholes in Mine Workings.- The ZUA-2-VCh Seismo-Acoustic Equipment.- Automatic Monitor for Natural Seismo-Acoustic Pulses.- A Two-Coil Galvanometer for Modulation with a Very-Low-Frequency Amplifier.- Seismo-Acoustic Determination of the Boundaries of Zones in Coal Seams Subject to Rock.