Ocean bottom seismic cable recording apparatus
AssigneeMagseis AS
InventorsJan Gateman, Ivar Gimse
Life of this patent
Estimating the term…
Abstract
An ocean bottom seismic cable recording apparatus comprising a plurality of seismic node casings (1), said node casings being separated from each other by separate stress member sections (2), each stress member section having acoustic decoupling arrangements (3) at each end connecting to said seismic node casings (1), and where each seismic node casing comprising an autonomous sensor capsule (5) for sensing and recording seismic data, and wherein the autonomous sensor capsule (5) is removable from said seismic node casing (1), and wherein each seismic node casing (1) further comprising an inner compartment (4) accommodating the autonomous sensor capsule (5).
Claims31
An ocean bottom seismic cable recording apparatus comprising:
- a plurality of seismic node casings, said node casings being separated from each other by separate stress member sections, each stress member section having acoustic decoupling arrangements at each end connecting to said seismic node casings, and where each seismic node casing comprising an autonomous sensor capsule for sensing and recording seismic data, and wherein the autonomous sensor capsule is removable from said seismic node casing, and wherein each seismic node casing further comprising an inner compartment accommodating the autonomous sensor capsule.
Dependencies are inferred from the claim text.