File:Hydril Annular BOP Patent App.jpg
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Summary[edit]
<!== Summary ==
| Description |
English: Patent Application Drawing Showing an Annular-type Blowout Preventer, by Hydril Corporation, US Patent Application n° 11/829,697, Pulication n° 2008/0023917 A1]. Legend added. | ||
|---|---|---|---|
| Source |
US Patent Application n° 11/829,697, Pulication n° 2008/0023917 A1 | ||
| Date |
Filed July 27, 2007 | ||
| Author |
Shafiq Khandoker | ||
| Permission (Reusing this file) |
Licensing
|
/* Summary */
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:47, 24 July 2010 | | 1,224 × 1,149 (320 KB) | Catsquisher (talk | contribs) | Reverted to version as of 15:43, 24 July 2010 |
| 15:46, 24 July 2010 |  | 1,224 × 1,149 (320 KB) | Catsquisher (talk | contribs) | <!== {{int:filedesc}} == {{Information |Description={{en|1=Patent Application Drawing Showing Annular Blowout Preventer, by Hydril Corporation, US Patent Application n° 11/829,697, Pulication n° 2008/0023917 A1.}} |Source=[http://appft.uspto.gov/netacgi | |
| 15:43, 24 July 2010 |  | 1,224 × 1,149 (320 KB) | Catsquisher (talk | contribs) | <!== {{int:filedesc}} == {{Information |Description={{en|1=Patent Application Drawing Showing an Annular-type Blowout Preventer, by Hydril Corporation, US Patent Application n° 11/829,697, Pulication n° 2008/0023917 A1].}} |Source=[http://appft.uspto.go |
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