Arrow Check Valve Drilling - Chinaprice: contact company for price
downhole kick from blowout, also keep off the blowout
accident. Thus reducing mud loss and ensuring a clean rig
floor.Compared with the other back pressure calve, it
possessed the advantage of high strength, high pressure-
resistant, safety and reliable, etc.
Arrow type back pressure valve is an important tool
preventing of blowout. The design of the arrow type back
pressure valve allows for an on-site determination of back
pressure to be set at surface.
The tool should be connected to needed drilling position in
operation.Under normal drilling condition, drilling liquid
pass through valve body and water channel to furnish
downward.When happened well kick and blowout, underground
pressure impel valve body to move upward 14° pyramidal face
of valve body is fitted tightly against gasket pyramidal
face, they can prevent drilling liquid within the drilling
from gushing and blowout upward.
- Posted By: Mudanjiang Dongxu Machinery Co.,Ltd
- Phone: 8613614631909
- Address: Dongxu 2st, No.5, Aimin Dis, Mudanjiang , China
Published date: February 10, 2014 -
- Business Description: Mudanjiang Dongxu Machinery Co.,Ltd has been honored with API spec 7 1
certificate by America Petroleum Institute. Our factory covers an area
of 20000square meters with a very strong team of technicians and
researchers, possesses reliable production lines and advanced
Our products: drilling tools,fishing tools,coring tools, diamond core bit, milling tools and so on. Our team will manufacture from existing designs or collaborate with the customer to design and manufacture to their specifications.
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