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- Improving well performance and integrity

SureFlo Chemical Injection Sub

Barrier Series Chemichal Injection Sub
SureFlo Chemical Injection Sub
SureFlo Chemical Injection Sub

PTC’s SureFloTM chemical injection sub is accredited to the most extreme barrier and erosion testing requirements. SureFloTM’s anti u-tube system and dual barrier check valve design, provides stable chemical injection, enhanced well integrity and well up-time. Since its introduction, the product family has achieved significant market penetration with all major Operating Companies.



Wells with scale or corrosion issues often require the continuous injection of treatment chemicals. The most common method employs the use of control lines to place the chemicals at the desired injection point in the well. Issues associated with the stable flow of chemicals through the control lines (no u-tubing), testing of control lines and well integrity have plagued the industry for decades..


Petroleum Technology Company’s SureFloTM chemical injection sub has a unique design, which utilizes the barrier technology from the PTC’s SafeLift valve. The SureFloTM sub facilitates testing of control lines, stable flow of chemicals (no u-tubing) and maintains well integrity. PTC’s Life of Field chemical injection design software can simulate the entire chemical injection system and determine the optimum control line size, anti-u-tubing setting and control line test pressure.



SureFloTM's true metal-to-metal seal has been qualified as a well barrier for operators worldwide. It was designed, built and tested in accordance to ISO 14310-V1/V0.



  • Anti U-tubing system

  • Dual barrier qualified back check valves

  • True metal-to-metal back check seals

  • In-line filter, and chemical injection line testing system



  • Field proven design and operation
  • Best in class reliability and longevity ensure enhanced productivity and well integrity


For specifications please see relevant product flyer.


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