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Two records were broken by …
On May 11, it was learned from the Tarim Oilfield that the Keshen 41 well was officiall…
2026-05-15
Jilin Oilfield fills the ga…
On May 5th, it was learned from Jilin Oilfield that the high-temperature resistant and …
2026-05-08
The service industry of Hua…
On April 20th, 72 sets of camp houses, the first batch of products exported by Huabei O…
2026-04-24-
03-15 2024Causes and treatment of internal leakage of natural gas ball valve2024-03-15Causes of ball valve internal leakage1. Reasons for internal leakage of the valve during the construction period:① Improper transportation and hoisting causes the overall damage of the valve, resulting in internal leakage of the valve;>
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12-01 2023Shengli Gudong Oil extraction plant takes many measures to reduce the nat…2023-12-01>
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