Borehole azimuth determination using magnetic field sensor
Patent
·
OSTI ID:6201473
A well mapping apparatus comprises: a magnetic field sensing device whose output is proportional to a local magnetic field vector, an acceleration sensing device whose output is proportional to a local gravi
- Assignee:
- Applied Tech.
- Patent Number(s):
- US 4472884
- OSTI ID:
- 6201473
- Resource Relation:
- Patent File Date: Filed date 11 Jan 1982; Other Information: PAT-APPL-338261
- Country of Publication:
- United States
- Language:
- English
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