Version: 2025.01
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CPC | COOPERATIVE PATENT CLASSIFICATION | |||
F24T | GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS [2018-05] |
F24T 10/00 | Geothermal collectors [2021-08] |
F24T 10/10 | . | with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground [2021-08] |
F24T 10/13 | . . | using tube assemblies suitable for insertion into boreholes in the ground, e.g. geothermal probes [2018-05] |
F24T 10/15 | . . . | using bent tubes; using tubes assembled with connectors or with return headers [2018-05] |
F24T 10/17 | . . . | using tubes closed at one end, i.e. return-type tubes [2018-05] |
F24T 10/20 | . | using underground water as working fluid; using working fluid injected directly into the ground, e.g. using injection wells and recovery wells [2018-05] |
F24T 10/30 | . | using underground reservoirs for accumulating working fluids or intermediate fluids [2021-08] |
F24T 10/40 | . | operated without external energy sources, e.g. using thermosiphonic circulation or heat pipes [2021-08] |
F24T 2010/50 | . | {Component parts, details or accessories} [2021-08] |
F24T 2010/53 | . . | {Methods for installation} [2018-05] |
F24T 2010/56 | . . | {Control arrangements} [2018-05] |
F24T 50/00 |
F24T 2201/00 | Prediction; Simulation [2018-05] |