Seismic exploration method and apparatus for cancelling interference from seismic vibration source
US4556962A · kind A · utility
20Cited by
11References
2Claims
0Family size
Inventor
Key dates
| Filing date | Apr 21, 1983 |
| Grant date | Dec 3, 1985 |
| Priority date | — |
| Expiry date | Apr 21, 2003 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01V1/375
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Seismic exploration method and apparatus in which interference signals received by the sensing geophones from the seismic vibration source are cancelled by employing a signal representative of the seismic vibration source and combining it with the output from the sensing geophones.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.