Larry C. REFSDAL

Person

Green River, WY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-well solution mining exploitation of an evaporite mineral str...
- Patent number 10,508,528
- Issue date Dec 17, 2019
- Solvay S.A.
- Ronald O. Hughes
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Multi-well solution mining exploitation of an evaporite mineral str...
- Patent number 9,879,516
- Issue date Jan 30, 2018
- Solvay S.A.
- Ronald O. Hughes
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Batch solution mining using lithological displacement of an evapori...
- Patent number 9,638,017
- Issue date May 2, 2017
- Solvay S.A.
- Jean-Paul Detournay
- E21 - EARTH DRILLING MINING
Information Patent Grant
Traveling undercut solution mining systems and methods
- Patent number 9,581,006
- Issue date Feb 28, 2017
- Solvay Chemicals, Inc.
- Ronald O. Hughes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Traveling undercut solution mining systems and methods
- Patent number 9,234,416
- Issue date Jan 12, 2016
- Solvay Chemicals, Inc.
- Ronald O. Hughes
- E21 - EARTH DRILLING MINING
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
Information Patent Grant
Traveling undercut solution mining systems and methods
- Patent number 8,678,513
- Issue date Mar 25, 2014
- Solvay Chemicals, Inc.
- Ronald O. Hughes
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Multi-well solution mining exploitation of an evaporite mineral str...
- Publication number 20180156020
- Publication date Jun 7, 2018
- SOLVAY S.A.
- Ronald O. HUGHES
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Traveling undercut solution mining systems and methods
- Publication number 20170167239
- Publication date Jun 15, 2017
- SOLVAY CHEMICALS, INC.
- Ronald O. HUGHES
- E21 - EARTH DRILLING MINING
Information Patent Application
Lithological displacement of an evaporite mineral stratum
- Publication number 20160356140
- Publication date Dec 8, 2016
- SOLVAY S.A.
- Ronald O. HUGHES
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Multi-well solution mining exploitation of an evaporite mineral str...
- Publication number 20160356157
- Publication date Dec 8, 2016
- SOLVAY S.A.
- Ronald O. HUGHES
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Batch solution mining using lithological displacement of an evapori...
- Publication number 20160356139
- Publication date Dec 8, 2016
- SOLVAY S.A.
- Jean-Paul DETOURNAY
- E21 - EARTH DRILLING MINING
Information Patent Application
Traveling undercut solution mining systems and methods
- Publication number 20160115774
- Publication date Apr 28, 2016
- SOLVAY CHEMICALS, INC.
- Ronald O. HUGHES
- E21 - EARTH DRILLING MINING
Information Patent Application
Multi-well solution mining exploitation of an evaporite mineral str...
- Publication number 20150260025
- Publication date Sep 17, 2015
- SOLVAY S.A.
- Ronald O. HUGHES
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Traveling undercut solution mining systems and methods
- Publication number 20140225415
- Publication date Aug 14, 2014
- SOLVAY CHEMICALS, INC.
- Ronald O. HUGHES
- E21 - EARTH DRILLING MINING
Information Patent Application
Traveling undercut solution mining systems and methods
- Publication number 20110127825
- Publication date Jun 2, 2011
- SOLVAY CHEMICALS, INC.
- Ronald O. Hughes
- E21 - EARTH DRILLING MINING
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

Larry C. REFSDAL

Person

Patents Grantslast 30 patents

Multi-well solution mining exploitation of an evaporite mineral str...

Multi-well solution mining exploitation of an evaporite mineral str...

Batch solution mining using lithological displacement of an evapori...

Traveling undercut solution mining systems and methods

Traveling undercut solution mining systems and methods

Mining method for co-extraction of non-combustible ore and mine met...

Traveling undercut solution mining systems and methods

Patents Applicationslast 30 patents

Multi-well solution mining exploitation of an evaporite mineral str...

Traveling undercut solution mining systems and methods

Lithological displacement of an evaporite mineral stratum

Multi-well solution mining exploitation of an evaporite mineral str...

Batch solution mining using lithological displacement of an evapori...

Traveling undercut solution mining systems and methods

Multi-well solution mining exploitation of an evaporite mineral str...

Traveling undercut solution mining systems and methods

Traveling undercut solution mining systems and methods

Mining method for co-extraction of non-combustible ore and mine met...