BLOWOUTS Fig. 16 a As this figure shows, tool joints can be stripped through the annular preventer. ... The time required for the stripping operating cycle is between 1 and 2 seconds. Therefore, tool ... OPERATION AND MAINTENANCE OF HYDRIL PREVENTER Fig. 19 1. Close the ... Make certain all seal rings are assembled with sealing edges in the position indicated in the manual. SIDE OUTLETanbsp;...
Title | : | Oil and Gas Journal |
Author | : | |
Publisher | : | - 1957-09 |
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