Manual ram blowout preventer “PR-Tekhno” to seal a wellhead, with replaceable rams

MANUAL RAM BOP “PR-TEKHNO”

FOR RUNNING IN HOLE AND RETRIEVING DOWNHOLE TOOLS ON A SLICKLINE WHILST SEALING OFF A WELLHEAD

APPLICATION

Manual ram blowout preventer “PR-Tekhno” is used as a section of a pressure control equipment (lubricator) while performing logging or fishing in wells with X-mas trees. It is designed to seal a wellhead in the process of running slickline or wireline conveyed downhole tools in and out of a well. 
The preventer is used while performing well logging or other well interventions at wellhead pressure of 35 MPa; ambient temperature ranging from -40 to +50°С and maximum wellhead temperature up to +100°С.

Application

Manual ram preventer “PR-Tekhno” is an emergency locking equipment enabling running in and retrieving downhole tools conveyed either on a scraper slickline or a cable wireline while keeping a wellhead sealed.

Preventer rams

Depending on its type “PR-Tekhno”  preventor by OOO NPF “TehSmart” can have the following design options:  
- with wedge cut piston,
- with straight-sided piston.
Replaceable rubber seals are shipped with any preventor by default. They are universal and fit both types of pistons.

PREVENTER PISTONS (RAMS) and seals

Technical Specifications

Operating pressure 21 / 35 MPa
Temperature  
  - ambient from -40°С to +50°С
   - wellhead up to +100°С
Диаметр проволоки up to  ø 3 mm
Диаметр кабеля up to ø 12 mm
Climatic conditions Temperate as per GOST 16350-80