%0 Dataset %T Collection of Patents on Risk Assessment, Control, and Environmental Protection Technologies for Drilling in Cold Seas of Polar Regions %J National Cryosphere Desert Data Center %I National Cryosphere Desert Data Center(www.ncdc.ac.cn) %U http://www.ncdc.ac.cn/portal/metadata/ca57e9f2-d2f6-48f4-acb6-35a9c456ac4a %W NCDC %R 10.12072/ncdc.SRIPE.db1701.2022 %A Ke ke %K Cold Seas of Polar Regions;Drilling Technology;Disaster Assessment;Environmental Protection Technology %X en invention patents arising from research on risk assessment, control, and environmental protection technologies for drilling in cold seas of polar regions, specifically including authorized and pending patents, are as follows:(1) Method for Selecting Drilling Fluid for Subsea Drilling and Its Use in Calculating Drilling Depth;(2) A Monitoring System and Method for Wellhead Attitude Throughout the Process of Deepwater Jetting and Lowering of Conductors;(3) Downhole Flow Channel Pressure Control Device, Downhole Pressure Control Drilling System, and Drilling Method;(4) A Portable Simulation Device for Subsea Shallow Geological Hazards;(5) A Simulation Experimental Device for Deepwater High-Pressure Conditions;(6) A Device and Method for Enhanced Production of Stable Separate Production of Natural Gas Hydrates;(7) A Monitoring Device and Method for Temperature Changes During Drilling in Permafrost;(8) A Simulation Device and Method for Wellhead Subsidence During Drilling in Permafrost;(9) A Simulation Device and Method for Thawing and Settlement Testing of Frozen Soil Strata;(10) A Simulation Experimental Device and Method for Heat-Induced Settlement of Hydrate-Bearing Strata.