| |||
shutdown valve (SDV); sectionalizing valve (OPL Tender Update); SDV (Shutdown valve) | |||
wing door valve (задвижка на отводящей линии); isolation valve; block valve; shut down valve (задвижка на отводящей линии) | |||
| |||
wing shut down valve |
отсекающая задвижка: 6 phrases in 4 subjects |
Drilling | 1 |
Karachaganak | 2 |
Oil / petroleum | 2 |
Sakhalin | 1 |