Apparatus for preventing and controlling secondary generation of hydrates in wellbore during depressurization exploitation of offshore natural gas hydrates and …

J Zhang, W Zhiyuan, X Sun, B Sun, H Liu… - US Patent …, 2024 - Google Patents
An apparatus for preventing and controlling secondary generation of hydrates in a wellbore
during depressurization exploitation of offshore natural gas hydrates includes a gas …

Electric scale control with metal electrodes

ML Fripp, I El Mallawany… - US Patent …, 2023 - Google Patents
Introducing metal ions into fluids produced from a wellbore may inhibit the formation of scale
on downhole production equipment. The ions may be introduced by one or more electrodes …