The Moyno EF (environmentally friendly) leakless stuffing box.
The Moyno EF (environmentally friendly) leakless stuffing box.

According to the company, the box is designed to reduce costs and prevent the risks associated with unwanted environmental issues caused by leakages.

 The boxes feature a simplified clamping system and is adaptable to most electric or hydraulic driveheads for versatility in preventing unnecessary fluid leakage at the wellsite. It is also designed to provide increased bearing support for enhanced stability and to eliminate premature internal drivehead wear.
The design also features a floating primary seal isolated in a fluid bath for reliable performance and long service life and pressure equalization on the primary seal.