Knowledge
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Drill mud bag problem and treatment
Causes of PDC bit balling 1. Geological factors: the stratum to be drilled is soft mud that is not diagenetic in the upper part, which is very easy to stick to the surface of the drill bit and cause bit balling after compaction; althou...Read more -
What are the common pipe thread types?
The thread of the drill pipe Common drill pipe thread types are IF, FH, REG, hole FH, XH, which is not common in the tool shop and is not commonly used,commonly used IF and normal REG. 1.It is represented by three numbers, such as 310,410,411, etc. 2.The first number indicates the size (generally...Read more -
Structural Principle and Application Method of Retrievable Bridge Plug of Cement Squeeze
1. Structural principle The recoverable ash-squeezing bridge plug consists of a seat seal and anchor mechanism, a locking and unsealing mechanism, a sliding sleeve switch and an anti-stick mechanism, an intubation and a salvage mechanism. The cable setting tool or oil pi...Read more -
Different type of casing pipes in oil and gas industry
In the oil and gas industry, four types of casing are commonly used: 1.Conduit: Conduit is the first conduit installed to support the weight of the drilling rig and prevent the borehole from collapsing during drilling. Conductor Casing: Typically, conductor casing is the largest diameter casing u...Read more -
How does the blade of the casing scraper stick out after running the well？
After the casing scraper run to the well, it will generally be extended through a certain mechanical structure. The specific operation process may have certain differences, but usually includes the following steps:: Preparation: Before running the well, check the blade condition of the scraper ...Read more -
A rotary steerable system (RSS)
rotary steerable system (RSS) is a form of drilling technology used in directional drilling. It employs the use of specialized downhole equipment to replace conventional directional tools such as mud motors.It is a major change in directional drilling technology since th...Read more -
8,937.77 meters! China has broken the Asian record for the deepest vertical 1000-ton well
People's Daily Online, Beijing, March 14, (reporter Du Yanfei) Reporter learned from SINOPEC, today, located in the Tarim Basin Shunbei 84 inclined well test high yield industrial oil flow, converted oil and gas equivalent reached 1017 ...Read more
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