Impregnated diamond bit technology to break the drilling record

On June 5th, a good report was sent from the Chuanxi Zangshang Pre-Operation Front Line. The Dushen-1 well, which was constructed by the Sichuan Drilling Company 70139XN well team, was drilled in the four-open well section with strong ground grinding and complicated geological conditions. The daily footage is 75.5 meters, and the highest level of the Xujiahe Formation in the Sichuan area is the highest in a single day.

The well of the Ding 1 well is designed to be 6350 meters deep and has a deep structure of four wells. The well was drilled on September 22, 2012.

Before the drilling of the four-well section, the team carefully investigated the adjacent well data, prepared the relevant materials in advance, and carefully conducted technical discussions with the team members, and formulated detailed technical measures for the complex situations that may occur in the drilling. Emergency plan. During the construction, the drilling parameters are optimized, the drilling operation rules are strictly implemented, the drilling technical measures are implemented, the drilling technicians follow-up system is implemented, the well conditions are closely tracked, abnormalities are found, and countermeasures are taken in time to effectively improve the utilization rate of pure drilling. The high-speed turbine and the impregnated diamond drill bit technology were used in the four-open section, and the daily footage of 75.5 meters was achieved in the 5529.5-5605-meter section.

Stainless Steel Shower Head

The utility model discloses a Kitchen Shower head that is convenient to switch the water outlet mode, has a compact structure, and is easy to use and a kitchen faucet using the kitchen shower head. The shower head includes a shower body and a shower head provided with a spray water outlet and a V-shaped water outlet. , The shower head is provided with a water separator, and the water separator is provided with an annular flow channel and an inner flow channel respectively connected to the spray water outlet body and the V-shaped water outlet body, and the lower end of the outer wall of the water separator is upwardly circular A plurality of water inlet holes connected to the annular flow channel are provided, and a first sealing ring is provided on the lower side of the water inlet hole; the water outlet end of the shower body is connected with a converter, and the converter is provided with a communicating In the water diversion cavity at the water outlet end of the shower body, the lower end of the water diversion device is installed in the water diversion cavity and can move up and down, and the upper end of the inner wall of the water diversion cavity is provided with a matching first sealing ring

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Yuyao Zelin Sanitary Ware Co., Ltd , https://www.yyzelinfaucet.com