The petroleum casing and tubing processing line was established in 2001.We can manufacture the threaded tubing with capacity of 100,000MTannually and all products conform to the API SPEC 5C standards.

The petroleum casing and tubing processing line was established in 2001. We can manufacture the threaded tubing with capacity of 100,000MT annually and all products conform to the API SPEC 5C standard

The pump can be run into the tubing string with the sucker rod. It is notnecessary to lift the strings when serving the pump. The pumpsare suitable for the use in inclined wells, sand wells and heavy-

The pump can be run into the tubing string with the sucker rod. It is notnecessary to lift the strings when serving the pump. The pumpsare suitable for the use in inclined wells, sand wells and heavy-

It can be used in some industry such as petroleum, chemical engineering, supplying water, heating and gas as delivery pipeline of general and corroding mediums.Three parts compose the tubing. The inne

It can be used in some industry such as petroleum, chemical engineering, supplyingwater, heating and gas as delivery pipeline of general and corroding mediums.Three parts compose the tubing. The inner

The pump consists of two sets of pumps, which have different pump boresin the serial form. The valve of oil input and output must be mounted tothe plunger. The plunger moves with the help of the feed-

The pump consists of two sets of pumps, which have different pump boresin the serial form. The valve of oil input and output must be mounted tothe plunger. The plunger moves with the help of the feed-

This kind of pumps have guides on both the traveling valve and standingvalve. And also, there are rotating devices on the barrel and the plunger.It has advantages over the following down hole problems