Hydrophone checker
US5095464A · kind A · utility
3Cited by
6References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 15, 1987 |
| Grant date | Mar 10, 1992 |
| Priority date | — |
| Expiry date | Oct 15, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01V13/00
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A checker is provided that attaches to a seismic streamer cable section and provides an audible output in response to a pressure pulse when the polarity of the hydrophones in that cable section are correct. Methods for checking a hydrophone and its polarity and alternative apparatus are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.