Richard A. HODGSON

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The Woodlands, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Mining method for co-extraction of non-combustible ore and mine met...
- Patent number 8,740,310
- Issue date Jun 3, 2014
- Solvay Chemicals, Inc.
- Larry Refsdal
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Mining method for co-extraction of non-combustible ore and mine met...
- Publication number 20090315388
- Publication date Dec 24, 2009
- SOLVAY CHEMICALS, INC.
- Larry REFSDAL
- E21 - EARTH DRILLING MINING