IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0203803
(2008-09-03)
|
등록번호 |
US-8226328
(2012-07-24)
|
발명자
/ 주소 |
- Thompson, James N.
- Marc, Etienne
- Campbell, Richard
- Nye, Richard E.
|
출원인 / 주소 |
- Fairfield Industries Incorporated
|
대리인 / 주소 |
Patterson & Sheridan, L.L.P.
|
인용정보 |
피인용 횟수 :
20 인용 특허 :
15 |
초록
▼
A method and apparatus for a seismic cable is described. In one embodiment, the seismic cable includes a first cable segment and a second cable segment coupled together by a connector. Each cable segment includes an inner jacket defining a hollow core, a braided strength fiber surrounding the inner
A method and apparatus for a seismic cable is described. In one embodiment, the seismic cable includes a first cable segment and a second cable segment coupled together by a connector. Each cable segment includes an inner jacket defining a hollow core, a braided strength fiber surrounding the inner jacket, and an outer jacket circumferentially surrounding the braided strength fiber, wherein the connector isolates the first and second cable segments.
대표청구항
▼
1. A seismic cable, comprising: a first cable segment and a second cable segment coupled together by a connector, the connector electrically isolating the first cable segment from the second cable segment, each cable segment comprising: an inner jacket defining a hollow core;a braided strength fiber
1. A seismic cable, comprising: a first cable segment and a second cable segment coupled together by a connector, the connector electrically isolating the first cable segment from the second cable segment, each cable segment comprising: an inner jacket defining a hollow core;a braided strength fiber surrounding the inner jacket; andan outer jacket circumferentially surrounding the braided strength fiber. 2. The seismic cable of claim 1, wherein the outer jacket comprises: a plurality of ridges extending from an outer surface thereof, the ridges evenly distributed around the outer jacket, and wherein each ridge of the plurality of ridges is parallel to a central axis of a respective cable segment. 3. The seismic cable of claim 1, wherein the connector comprises: a cylindrical body;a first coupling section having a terminating end of the first cable segment anchored therein;a second coupling section having a terminating end of the second cable segment anchored therein, the first and second coupling sections being respectively coupled to opposing ends of the body. 4. The seismic cable of claim 1, wherein each of the cable segments have a specific gravity between about 1.25 to about 1.6. 5. The seismic cable of claim 1, wherein the first and second cable segments further comprise: a plurality of discrete particles disposed within the hollow core. 6. The seismic cable of claim 1, wherein the first and second cable segments further comprise: lead (Pb) disposed within the hollow core. 7. The seismic cable of claim 1 further comprising: a seismic sensor unit coupled to the connector. 8. The seismic cable of claim 1, wherein the strength fiber is an aromatic polyamide fiber. 9. The seismic cable of claim 8, wherein each cable segment has a breaking strength of between about 20,000 pounds and about 35,000 pounds. 10. A seismic cable, comprising: a first cable segment and a second cable segment having terminating ends coupled together by a connector, the connector electrically isolating the cable segments, each cable segment comprising: an inner jacket defining a hollow core;a plurality of discrete particles disposed within the hollow core;a braided strength fiber surrounding the inner jacket; andan outer jacket circumferentially surrounding the braided strength fiber. 11. The seismic cable of claim 10, wherein the outer jacket comprises: a plurality of ridges extending from an outer surface of the outer jacket, the ridges evenly distributed around the outer jacket, and wherein each ridge of the plurality of ridges is parallel to a central axis of the cable segment. 12. The seismic cable of claim 10, wherein the connector comprises: a cylindrical body;a first coupling section having a terminating end of the first cable segment anchored therein;a second coupling section having a terminating end of the second cable segment anchored therein, the first and second coupling sections being respectively coupled to opposing ends of the body. 13. The seismic cable of claim 10, wherein each of the cable segments have a specific gravity between about 1.25 to about 1.6. 14. The seismic cable of claim 10, wherein the discrete particles comprise a lead (Pb) material. 15. The seismic cable of claim 10, wherein the strength fiber is an aromatic polyamide fiber. 16. The seismic cable of claim 15, wherein each cable segment has a breaking strength between about 20,000 pounds and about 35,000 pounds. 17. A seismic sensor deployment system, comprising: a deployment vessel;a cable handling device disposed on the vessel;a plurality of discrete cable segments disposed on the vessel, each cable segment comprising: an inner jacket defining a hollow core;a plurality of discrete particles disposed within the hollow core;a braided aromatic polyamide fiber surrounding the inner jacket; andan outer jacket circumferentially surrounding the braided strength fiber and having a plurality of ridges extending therefrom;a connector coupling terminal ends of at least two of the cable segments, wherein each connector electrically isolates each of the plurality of cable segments; anda plurality of seismic sensor units, at least one sensor unit coupled to the connector, wherein each of the cable segments have a specific gravity between about 1.25 to about 1.6. 18. The deployment system of claim 17, wherein the connector comprises: a cylindrical body;a first coupling section having a terminating end of one of the at least two cable segments anchored therein;a second coupling section having a terminating end of another of the at least two cable segments anchored therein, the first and second coupling sections being coupled to opposing ends of the body. 19. The deployment system of claim 17, wherein each cable segment has a breaking strength between about 20,000 pounds and about 35,000 pounds. 20. The seismic cable of claim 17, wherein the discrete particles comprise a lead (Pb) material.
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