A ram installed in the lowest cavity of a subsea BOP stack that is designed to hold pressure from above and seals around the drillstring. It allows for BOP testing without having to use a fullbore test plug. Also known as ‘inverted test ram’.
A ram installed in the lowest cavity of a subsea BOP stack that is designed to hold pressure from above and seals around the drillstring. It allows for BOP testing without having to use a fullbore test plug. Also known as ‘inverted test ram’.