VARIABLE BORE RAM SIZE 5" TO 2-7/8" FOR 18-3/4" 10K/15K T/TL BOP - Triconser
VARIABLE RAM BLOCK 2 7/8"-5" _Welcome to Topland Oilfield
BOP Parts | Sk Petro
variable-bore rams (VBRs) enable you to seal a standard BOP on several different pipe diameters, improving operational efficiency and certainty during... | By Alam Alsahara for Petroleum Services; Training; Consulting & Supplies