An average of 250 casing strings and liners, in depths ranges of 500m to 4500m are cemented by RWS per year.

Primary Cementing

  • Casing Cementing
  • Liner Cementing
  • Heavy and Light weight cementing applications
  • Multi-stage Cementing

Remedial Cementing

  • Well abandonment
  • Kick-off plugs
  • Lost circulation plugs
  • Squeeze jobs
  • Water/Gas shut-off
  • Well control

The average of plug cementing – 150 jobs per year.

Miscellaneous Pumping

  • Integrity testing
  • Well clean
  • Circulation
  • Pressure test

Rompetrol Well Services pumping equipment is designed and constructed to operate and render services under oil field conditions. Each unit is thoroughly tested before being assigned to the field. Before each job, cement slurries or other fluids are tested in RWS own laboratory.


  • Twin Pump Cementing Units, High Horsepower, Truck or Trailer mounted:
    • Maximum hydraulic power: 2 x 600 BHP
    • Maximum Working Pressure: 10,000 psi
    • Maximum flow rate: 2,000 l/min per pump
  • Recirculation cement mixers
  • Batch Mixing Unit, trailer mounted 150 bbl capacity
  • Bulk Silo: 40 ÷ 80 MT capacity
  • Bulk Cement Truck: 10 ÷ 25 MT capacity
  • Batch Tank / Batch Mixer: 20 ÷ 30 mc capacity

Cement Laboratory

The laboratory facility has all the necessary equipment to perform the tests and analysis according to the requirements of API Specification 10/API Recommended Practice 10B for testing well cements. Testing can be performed twenty-four hours per day seven days a week, with highly qualified lab personnel.

  • Physical Quality Control of Class G Cement
  • Physical Quality Control of CONTRACTOR’s cementing product
  • Thickening Time Test at Temperature and Pressure (BHCT) up to 200 °C and 20,000 psi (BHP)
  • Rheology of Cement Slurry
  • Operating Free Water Test
  • Compressive Strength Test (Crush)
  • Compressive Strength Test (UCA)
  • Static Gel Strength Test (SGSA)
  • Fluid Loss Test
  • Slurry Density
  • Compatibility of Mud, Spacer and Cement Slurry