Steven Alistair Ledingham

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Aberdeen Aberdeenshire, GB

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Patents Grantslast 30 patents

Information Patent Grant
High pressure regulation for a ball valve
- Patent number 10,724,335
- Issue date Jul 28, 2020
- Halliburton Energy Services, Inc.
- Steven Alistair Ledingham
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
HIGH PRESSURE REGULATION FOR A BALL VALVE
- Publication number 20180187515
- Publication date Jul 5, 2018
- Halliburton Energy Services, Inc.
- Steven Alistair Ledingham
- E21 - EARTH DRILLING MINING