Drilling Tools Branch of Daqing Oilfield Drilling Technology Co., Ltd. took the lead in completing the research on “Drilling tool thread stress fatigue testing technology†in China, filling the domestic gap.
The application of this technology will realize …
The application of this technology will realize …
On November 13, Changqing Drilling Corporation's Shell Changbei Anti-contracting Project Department received a congratulatory letter from Shell Changbei Project Well Engineering Manager TacoHoekstra, congratulating the project department on the first horizontal section of …
According to news from the National Development and Reform Commission's Industry Department, the first non-food fuel ethanol project approved by the state during the “Eleventh Five-Year Plan†period - Guangxi Zhongyin Biomass Energy Co., Ltd. has an annual output of 200,000 ton…
Product Name Specification Material Steel / Origin Price (yuan/ton) Than yesterday last week General line Φ6.5mm Q235 Handan Steel 4810 0 -50 Common Line Φ8mm Q235 Handan Steel 4810 0 -50 Common Line Φ10mm Q235 Handan Steel 4810 0 -50 High Line Φ6.5mm Q235 Wide Steel 4820 0 -70 H…
Since December, domestic methanol and dimethyl ether prices have changed sharply in November, and have begun to fall. Although from the China Fuel Synthesis Conference held recently, a high percentage of methanol gasoline standard will be submitted to the National Standardization Administratio…
On December 9th, the results of the "2007 China Merchants Satisfaction Survey of Commercial Vehicles Satisfaction Survey" initiated by "Modern Logistics News" was formally released. According to the survey statistics, industry users have the highest degree of trust in …
The Carbon Emissions Coal Mining Expo Shangxiang has become a major highlight of the 2007 China (Taiyuan) International Coal and New Energy Industry Expo. China's carbon emission rights have attracted companies from all over the world. The reporter noticed that many overseas companies, suc…
The common quality defects of bearing parts after heat treatment include: quenched microstructures are overheated, underheated, quenched cracks, insufficient hardness, heat-treated deformation, surface decarburization, and soft spots.
Overheated…
Summary:Using existing hardware and software facilities, such as three-dimensional measuring instrument ATOS measurement system, pointware processing software Imageware, three-dimensional modeling software UG, etc., to reverse the design process of some product l…
The 12,000-meter deep well drilling rig independently developed by Gems Machinery Co., Ltd. has applied for 9 patents recently, setting a record for the most patented technology used in a single drilling rig.
The drilling rig is a key project of the National 863 Progr…
The drilling rig is a key project of the National 863 Progr…
As the demand for soda ash industry in the downstream exceeds the growth rate of soda ash, and the international soda ash prices are high, domestic soda ash producers have already been able to meet full market demand. Currently, soda ash prices have risen rapidly. The ex-factory price has rise…