초록

A lid for vacuum sealing a container has nested first and second valve system for evacuating the container. A lever is alternatively provided for manipulating the valve system.

대표청구항 ▼

A lid for vacuum sealing a container has nested first and second valve system for evacuating the container. A lever is alternatively provided for manipulating the valve system. the tubular structure is formed during drilling of a wellbore. 25. The system of claim 1, wherein adjacent windings of the

A lid for vacuum sealing a container has nested first and second valve system for evacuating the container. A lever is alternatively provided for manipulating the valve system. the tubular structure is formed during drilling of a wellbore. 25. The system of claim 1, wherein adjacent windings of the strip are locked together to prevent the diameter of the tubular structure from changing. 26. A method usable in a subterranean well, comprising: providing an elongated strip within the subterranean well; engaging interlocking features of the strip to form a tubular structure from the elongated strip; forming a fluid seal between adjacent edges of the strip; and using the tubular structure to perform a downhole function in the subterranean well. 27. The method of claim 26, wherein the forming step occurs within the subterranean well. 28. The method of claim 27, wherein the forming step comprises: attaching a first profile located near a first longitudinal edge of the strip to a second profile located near a second longitudinal edge of the strip to form the tubular structure. 29. The method of claim 27, further comprising: expanding the tubular structure against a wellbore. 30. The method of claim 26, further comprising: attaching the tubular structure to a production tubing. 31. The method of claim 26, further comprising: attaching the tubular structure to a casing. 32. The method of claim 26, further comprising: attaching the tubular structure to another spirally wound tubular structure. 33. The method of claim 32, wherein a helical orientation of said another spirally wound tubular structure is in a direction opposite from a helical orientation of the first tubular structure. 34. The method of claim 26, further comprising: using the tubular structure as a casing in the well. 35. The method of claim 26, further comprising: using the tubular structure as a patch for tubing. 36. The method of claim 28, further comprising: forming perforations in the tubular structure; and forming sealing regions on each side of the perforations to isolate the perforations from the remainder of a wellbore. 37. The method of claim 35, further comprising: receiving well fluid through the perforations. 38. The method of claim 26, further comprising changing the cross-sectional diameter of the tubular structure along its length. 39. The method of claim 26, further comprising adding filtered media to the tubular structure to filter particulates from well fluid flowing through the tubular structure. 40. The method of claim 39, wherein the particulates comprise sand particles. 41. The method of claim 26, further comprising: defining a communication channel along an exterior surface of the tubular structure. 42. The method of claim 41, further comprising: sealing off the communication channel. 43. The method of claim 41, further comprising: deploying fluid in the communication channel. 44. The method of claim 41, further comprising: disposing a cable or control line within the channel. 45. The method of claim 41, further comprising: disposing an intelligent wellbore device within the channel. 46. The method of claim 41, wherein the forming comprises: forming the tubular structure during the drilling of a wellbore. 47. The method of claim 26, further comprising: locking adjacent windings of the strip together to prevent the diameter of the tubular structure from changing. 48. A well conduit comprising: a spirally wound strip, wherein the strip is positioned within a subterranean well and forms a sealed wall of a self-supporting tubular structure, the sealed wall preventing fluid communication between an interior passageway of the tubular structure and an exterior of the tubular structure. 49. The well conduit of claim 48, wherein the strip comprises at least part of a casing string. 50. The well conduit of claim 48, wherein the strip comprises at least part of a production tubing. 51. The well conduit of claim 48, wherein the strip comprises at least part of a screen. 52. The well conduit of claim 48, wherein the strip comprises a patch fo r a downhole structure. exchange passages; a drive unit to rotate the honeycomb rotor; and a gas movement device to repeatedly exchange a same gas through and between the at least two purge zones. 2. A heat exchanger according to claim 1, wherein the gas movement device comprises a blower, the drive unit comprises a motor, and rotation of the blower is synchronized with rotation of the motor. 3. A heat exchanger according to claim 2, wherein the blower of the gas movement device and the motor of the drive unit are supplied with power from a common inverter. 4. A heat exchanger according to claim 1, wherein the honeycomb rotor carries an adsorbent thereon. 5. A heat exchanger according to claim 4, wherein the adsorbent is a zeolite. 6. A heat exchanger according to claim 4, wherein the adsorbent is a silica gel. 7. A heat exchanger according to claim 1, wherein the honeycomb rotor is formed of alternately laminated flat and corrugated sheets. 8. A vehicle drive device having a heat exchanger, comprising: a power source emitting exhaust gas and comprising a fuel battery having an air intake; a honeycomb rotor comprising: at least two heat exchange passages, with the exhaust gas being directed through a first of the heat exchange passages and inlet air being directed though a second of the heat exchange passages prior to being sent to the air intake of the fuel battery; and at least two purge zones provided respectively between the at least two heat exchange passages; a drive unit to rotate the honeycomb rotor; and a gas movement device to circulate a gas through and between the at least two purge zones. 9. A vehicle drive device according to claim 8, wherein the gas movement device comprises a blower, the drive unit comprises a motor, and rotation of the blower is synchronized with rotation of the motor. 10. A vehicle drive device according to claim 9, wherein the blower of the gas movement device and the motor of the drive unit are supplied with power from a common inverter. 11. A vehicle drive device according to claim 8, wherein the honeycomb rotor carries an adsorbent thereon. 12. A vehicle drive device according to claim 11, wherein the adsorbent is a zeolite. 13. A vehicle drive device according to claim 11, wherein the adsorbent is a silica gel. 14. A vehicle drive device according to claim 8, wherein the honeycomb rotor is formed of alternately laminated flat and corrugated sheets. 15. A method of exchanging heat, comprising: rotating a honeycomb rotor having at least two heat exchange passages and at least two purge zones provided respectively between the at least two heat exchange passages; and circulating a gas through directly between the at least two purge zones. 16. A method of exchanging heat according to claim 15, wherein the gas movement device comprises a blower, the drive unit comprises a motor, and the method further comprises synchronizing rotation of the blower with rotation of the motor. 17. A method of exchanging heat according to claim 16, wherein rotation of the blower is synchronized with rotation of the motor by supplying the blower and the motor with power from a common inverter. 18. A method of exchanging heat according to claim 16, wherein the honeycomb rotor is formed of alternately laminated flat and corrugated sheets. 19. A method of exchanging heat according to claim 16, wherein the honeycomb rotor carries an adsorbent thereon. 20. A heat exchanger according to claim 1, wherein a unit of the gas, having been purged from a first location of the rotor as the first location rotated through a first of the purge zones, circulates and enters a second of the purge zones as the first location rotates through the second of the purge zones. 21. A heat exchanger according to claim 2, wherein the blower and the motor are synchronized such that a unit of gas exiting a first of the purge zones circulates and enters a second of the purge zones in the time that it takes the rotor to turn on