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地热井筒
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标题 发布/更新时间 阅读量
多功能远距快速高效冷热交换器 2020-07-08 707
地热区深层和非地热区超深层地热能源的开采利用方法 2020-07-10 890
Additive for increasing the density of a fluid and fluid comprising such additive 2020-07-09 413
Geothermal wellhead repair unit 2020-07-15 598
Method of drilling using a sized barite as a weighting agent for drilling fluids 2020-07-05 874
Method of using a sized barite as a weighting agent for drilling fluids 2020-07-06 464
Geothermal wellhead repair unit 2020-07-13 794
Method and apparatus for drilling wells in to geothermal formations 2020-07-12 994
Packer for wellhead repair unit 2020-07-14 538
Emergency steam shutoff device 2020-07-22 976
Method of recovering geothermal heat in geothermal power plant 2020-07-23 591
Geothermal expansion wellhead system 2020-07-19 844
Remotely operated packer and anchor apparatus for changing a geothermal wellhead valve 2020-07-20 40
Geothermal well head assembly 2020-07-24 747
Method of providing a conductor pipe to an opening portion of a well 2020-07-17 261
Geothermal wellhead packing assembly 2020-07-21 175
Drilling string for drilling a bent bore, a method of using said string, and a bending device used in said string 2020-07-16 737
Method for reducing scale in geothermal systems 2020-07-18 508
THE USE OF SIZED BARITE AS A WEIGHTING AGENT FOR DRILLING FLUIDS 2020-07-07 616
AN ADDITIVE FOR INCREASING THE DENSITY OF A FLUID AND FLUID COMPRISING SUCH ADDITIVE 2020-07-11 238
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