How to buy the best pumping unit

Beam pumping unit is the most commonly used oil recovery equipment in oilfield.

The pumping unit works outdoors all year round, and will be eroded by the harsh natural environment of rain, snow, sand and wind, which is prone to malfunction and lead to shutdown of the well.

If you […]

Nodding-donkey Project is in coal bed methane

Coalbed methane (CBM), commonly known as “gas”, is mainly composed of CH4 (methane), an associated gas that mainly exists in coal mines, and is also one of the main causes of underground coal mine accidents.

It is a self-stored natural gas in coal seam and rock stratum produced […]