최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0083215 (2011-04-08) |
등록번호 | US-8820406 (2014-09-02) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 0 인용 특허 : 767 |
A first wellbore includes a substantially horizontal or inclined portion in a hydrocarbon containing layer in the formation. A first conductor having electrically conductive material is at least partially positioned in the first wellbore. At least one conducting material substantially surrounds the
A first wellbore includes a substantially horizontal or inclined portion in a hydrocarbon containing layer in the formation. A first conductor having electrically conductive material is at least partially positioned in the first wellbore. At least one conducting material substantially surrounds the first conductor in the first wellbore. A second conductor having a substantially horizontal or inclined portion is located in the hydrocarbon containing layer in the formation. The second conductor includes electrically conductive material. At least one conducting material substantially surrounds the second conductor. A power supply is coupled to the first conductor to electrically excite the electrically conductive materials of the first conductor such that current flows between the electrically conductive materials in the first conductor, through at least a portion of the formation, to the second conductor, and the current resistively heats at least a portion of the formation between the two conductors.
1. A system for treating a subsurface formation, comprising: a first wellbore at least partially located in a hydrocarbon containing formation, wherein the first wellbore comprises a substantially horizontal or inclined portion in the hydrocarbon containing layer in the formation;a first conductor a
1. A system for treating a subsurface formation, comprising: a first wellbore at least partially located in a hydrocarbon containing formation, wherein the first wellbore comprises a substantially horizontal or inclined portion in the hydrocarbon containing layer in the formation;a first conductor at least partially positioned in the substantially horizontal or inclined portion of the first wellbore, wherein the first conductor comprises electrically conductive material;at least one conducting material substantially surrounding the first conductor in the substantially horizontal or inclined portion of the first wellbore;a second conductor located in the hydrocarbon containing layer in the formation, wherein the second conductor comprises a substantially horizontal or inclined portion in the hydrocarbon containing layer in the formation, wherein the second conductor comprises electrically conductive material;at least one conducting material substantially surrounding the substantially horizontal or inclined portion of the second conductor, wherein the conducting material that substantially surrounds the first or second conductor comprises graphite; anda power supply coupled to the first conductor, the power supply configured to electrically excite the electrically conductive materials of the first conductor such that current flows between the electrically conductive materials in the first conductor, through at least a portion of the formation, to the second conductor, and the current resistively heats at least a portion of the formation between the two conductors. 2. The system of claim 1, wherein the conducting material that substantially surrounds the first or second conductor comprises conductive cement. 3. The system of claim 1, wherein the system provides heat to at least a portion of the subsurface formation during use. 4. The system of claim 1, wherein the system provides heat to at least a portion of the subsurface formation during use such that at least some hydrocarbons in the formation are mobilized. 5. The system of claim 1, wherein the system provides heat to at least a portion of the subsurface formation during use such that at least some hydrocarbons in the formation are pyrolyzed. 6. The system of claim 1, wherein the first conductor is at least 300 m in length. 7. The system of claim 1, wherein the second conductor is at least 300 m in length. 8. The system of claim 1, wherein at least a portion of the first conductor and at least a portion of the second conductor are substantially parallel to each other. 9. The system of claim 1, wherein the first conductor comprises a conduit. 10. A method for heating a subsurface formation, comprising: providing electrical current to a first conductor in a first substantially horizontal or inclined position in a section of the formation such that electrical current flows from the first conductor to a second conductor located in a second substantially horizontal or inclined position in the section of the formation;wherein the first and second conductors comprise electrically conductive materials, at least one conducting material substantially surrounds the first conductor in the substantially horizontal or inclined portion of the first wellbore, and at least one conducting material substantially surrounds the substantially horizontal or inclined portion of the second conductor, and wherein the conducting material that substantially surrounds the first or second conductor comprises conductive cement; andheating a least a portion of the hydrocarbon layer between the first and second conductors with heat generated by the electrical current flow between the conductors. 11. The method of claim 10, wherein the conducting material that substantially surrounds the first or second conductor comprises graphite. 12. The method of claim 10, further comprising mobilizing at least some hydrocarbons in the formation with the generated heat. 13. The method of claim 12, further comprising producing at least a portion of the mobilized formation fluids from the formation. 14. The method of claim 10, wherein the first conductor is at least 300 m in length. 15. The method of claim 10, wherein the second conductor is at least 300 m in length. 16. A system for treating a subsurface formation, comprising: a first wellbore at least partially located in a hydrocarbon containing formation, wherein the first wellbore comprises a substantially horizontal or inclined portion in the hydrocarbon containing layer in the formation;a first conductor at least partially positioned in the substantially horizontal or inclined portion of the first wellbore, wherein the first conductor comprises electrically conductive material;at least one conducting material substantially surrounding the first conductor in the substantially horizontal or inclined portion of the first wellbore;a second conductor located in the hydrocarbon containing layer in the formation, wherein the second conductor comprises a substantially horizontal or inclined portion in the hydrocarbon containing layer in the formation, wherein the second conductor comprises electrically conductive material;at least one conducting material substantially surrounding the substantially horizontal or inclined portion of the second conductor, wherein the conducting material that substantially surrounds the first or second conductor comprises conductive cement; anda power supply coupled to the first conductor, the power supply configured to electrically excite the electrically conductive materials of the first conductor such that current flows between the electrically conductive materials in the first conductor, through at least a portion of the formation, to the second conductor, and the current resistively heats at least a portion of the formation between the two conductors. 17. A system for treating a subsurface formation, comprising: a first wellbore at least partially located in a hydrocarbon containing formation, wherein the first wellbore comprises a substantially horizontal or inclined portion in the hydrocarbon containing layer in the formation;a first conductor at least partially positioned in the substantially horizontal or inclined portion of the first wellbore, wherein the first conductor comprises electrically conductive material, and wherein the first conductor is at least 300 m in length;at least one conducting material substantially surrounding the first conductor in the substantially horizontal or inclined portion of the first wellbore;a second conductor located in the hydrocarbon containing layer in the formation, wherein the second conductor comprises a substantially horizontal or inclined portion in the hydrocarbon containing layer in the formation, wherein the second conductor comprises electrically conductive material;at least one conducting material substantially surrounding the substantially horizontal or inclined portion of the second conductor; anda power supply coupled to the first conductor, the power supply configured to electrically excite the electrically conductive materials of the first conductor such that current flows between the electrically conductive materials in the first conductor, through at least a portion of the formation, to the second conductor, and the current resistively heats at least a portion of the formation between the two conductors. 18. A system for treating a subsurface formation, comprising: a first wellbore at least partially located in a hydrocarbon containing formation, wherein the first wellbore comprises a substantially horizontal or inclined portion in the hydrocarbon containing layer in the formation;a first conductor at least partially positioned in the substantially horizontal or inclined portion of the first wellbore, wherein the first conductor comprises electrically conductive material;at least one conducting material substantially surrounding the first conductor in the substantially horizontal or inclined portion of the first wellbore;a second conductor located in the hydrocarbon containing layer in the formation, wherein the second conductor comprises a substantially horizontal or inclined portion in the hydrocarbon containing layer in the formation, wherein the second conductor comprises electrically conductive material, and wherein the second conductor is at least 300 m in length;at least one conducting material substantially surrounding the substantially horizontal or inclined portion of the second conductor; anda power supply coupled to the first conductor, the power supply configured to electrically excite the electrically conductive materials of the first conductor such that current flows between the electrically conductive materials in the first conductor, through at least a portion of the formation, to the second conductor, and the current resistively heats at least a portion of the formation between the two conductors. 19. A method for heating a subsurface formation, comprising: providing electrical current to a first conductor in a first substantially horizontal or inclined position in a section of the formation such that electrical current flows from the first conductor to a second conductor located in a second substantially horizontal or inclined position in the section of the formation;wherein the first and second conductors comprise electrically conductive materials, at least one conducting material substantially surrounds the first conductor in the substantially horizontal or inclined portion of the first wellbore, at least one conducting material substantially surrounds the substantially horizontal or inclined portion of the second conductor, and wherein the first conductor is at least 300 m in length; andheating a least a portion of the hydrocarbon layer between the first and second conductors with heat generated by the electrical current flow between the conductors. 20. A method for heating a subsurface formation, comprising: providing electrical current to a first conductor in a first substantially horizontal or inclined position in a section of the formation such that electrical current flows from the first conductor to a second conductor located in a second substantially horizontal or inclined position in the section of the formation;wherein the first and second conductors comprise electrically conductive materials, at least one conducting material substantially surrounds the first conductor in the substantially horizontal or inclined portion of the first wellbore, at least one conducting material substantially surrounds the substantially horizontal or inclined portion of the second conductor, and wherein the second conductor is at least 300 m in length; andheating a least a portion of the hydrocarbon layer between the first and second conductors with heat generated by the electrical current flow between the conductors.
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