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Subject: starter head gen. подскажите что такое starter head? в фонтанной арматуреThe starter head assembly will be common to both Kairgeldy and Kazangap landing on the 30in Conductor pipe via a base plate. This spool will seal on the 20in conductor by way of two elastomeric FS-seals. |
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link 26.10.2013 19:59 |
| Компоновка первой ("доколонной") головки |
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