Type 'BT' Circulating Choke Bottom Sub-Assembly
Rebco Type 'BT' Circulating Choke Bottom Sub-Assemblies for use in Type 'BF' Landing Nipple are to be used with Lock Mandrels (See Section XIV) Type 'ROTW', with 'API' Cross Over Mandrel or Packing Mandrel and Type 'BB' Seal Unit according to the Nominal Size. Rebco Type 'BT' Circulating Choke Bottom Sub-Assemblies for use in Type 'BR' Landing Nipple are to be used with Lock Mandrels (See Section XIV) Type 'ROTZ', with 'API' Cross Over Mandrel or Packing Mandrel and Type 'BB' Seal Unit according to the Nominal Size.
Circulating Choke Bottom Sub-Assembly restricts fluid flow in the tubing string. It permits circulation from above. The Flow Beans can be ordered to specific ID size by increments of 1/64".
NOTE: When ordering Specify Lock Mandrel Size and Type to be used with, and Material to suit Down-hole conditions/requirement.
For Part Numbers and Engineering Data see Section XVI - PLUG CHOKES