MY167548A - Downhole circulating valve having a metal-to-metal seal and method for operating same - Google Patents
Downhole circulating valve having a metal-to-metal seal and method for operating sameInfo
- Publication number
- MY167548A MY167548A MYPI2014702891A MYPI2014702891A MY167548A MY 167548 A MY167548 A MY 167548A MY PI2014702891 A MYPI2014702891 A MY PI2014702891A MY PI2014702891 A MYPI2014702891 A MY PI2014702891A MY 167548 A MY167548 A MY 167548A
- Authority
- MY
- Malaysia
- Prior art keywords
- metal
- internal
- opening
- seal
- housing
- Prior art date
Links
Abstract
A DOWNHOLE CIRCULATING VALVE (104) INCLUDES A GENERALLY TUBULAR OUTER HOUSING (130) HAVING AN AXIALLY EXTENDING INTERNAL PASSAGEWAY (136) INCLUDING AN INTERNAL SEAT (140) AND AT LEAST ONE GENERALLY RADIALLY EXTENDING OPENING (142) FORMED THROUGH THE HOUSING INTERSECTING THE INTERNAL SEAT. A VALVE ELEMENT (148) IS ROTATABLY DISPOSED WITHIN THE INTERNAL PASSAGEWAY. THE VALVE ELEMENT HAS AN AXIALLY EXTENDING INTERNAL BORE (162) AND A HEAD PORTION (154) DISPOSED AT LEAST PARTIALLY WITHIN THE INTERNAL SEAT. THE HEAD PORTION INCLUDES AT LEAST ONE GENERALLY RADIALLY EXTENDING SEAL ELEMENT (168). THE VALVE ELEMENT HAS A FIRST POSITION RELATIVE TO THE HOUSING, WHEREIN THE SEAL ELEMENT IS NOT ALIGNED WITH THE OPENING, THEREBY ALLOWING FLUID COMMUNICATION BETWEEN THE OPENING AND THE INTERNAL PASSAGEWAY. THE VALVE ELEMENT HAS A SECOND POSITION RELATIVE TO THE HOUSING, WHEREIN THE SEAL ELEMENT IS ALIGNED WITH THE OPENING AND WHEREIN THE SEAL ELEMENT FORMS A METAL-TO-METAL SEAL WITH THE INTERNAL SEAT, THEREBY PREVENTING FLUID COMMUNICATION BETWEEN THE OPENING AND THE INTERNAL PASSAGEWAY.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MYPI2014702891A MY167548A (en) | 2012-04-03 | 2012-04-03 | Downhole circulating valve having a metal-to-metal seal and method for operating same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MYPI2014702891A MY167548A (en) | 2012-04-03 | 2012-04-03 | Downhole circulating valve having a metal-to-metal seal and method for operating same |
Publications (1)
Publication Number | Publication Date |
---|---|
MY167548A true MY167548A (en) | 2018-09-06 |
Family
ID=64308898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MYPI2014702891A MY167548A (en) | 2012-04-03 | 2012-04-03 | Downhole circulating valve having a metal-to-metal seal and method for operating same |
Country Status (1)
Country | Link |
---|---|
MY (1) | MY167548A (en) |
-
2012
- 2012-04-03 MY MYPI2014702891A patent/MY167548A/en unknown
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