2019
American Oil & Gas Inc.
Mexico
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Mining and quarrying
2019
Green Technology Solutions Inc
Texas (United States)
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Mining and quarrying
2019
Dawson Operating Co
Texas (United States)
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Mining and quarrying
2019
Fx Energy Inc
Utah (United States)
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Mining and quarrying
2019
EP Energy LLC
Texas (United States)
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Mining and quarrying
2019
Eagle Rock Energy Partners LP
Texas (United States)
calculator
Mining and quarrying
2019
Circle Star Energy Corp.
Texas (United States)
calculator
Mining and quarrying
2019
Saratoga Resources Inc
Texas (United States)
calculator
Mining and quarrying
2019
Eflo Energy Inc.
Nevada (United States)
calculator
Mining and quarrying
2019
Black Rock Petroleum Co
Washington (United States)
calculator
Mining and quarrying
2019
American Xanthan Corp
Wyoming (United States)
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Mining and quarrying
2019
Core Resource Management Inc.
Arizona (United States)
calculator
Mining and quarrying
2019
Endeavour International Corp
Texas (United States)
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Mining and quarrying
2019
Escalera Resources Co.
Colorado (United States)
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Mining and quarrying
2019
Geomet Inc.
Texas (United States)
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Mining and quarrying
2019
Emerald Oil Inc.
Colorado (United States)
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Mining and quarrying
2019
Cross Border Resources Inc.
Texas (United States)
calculator
Mining and quarrying
2019
RM Gold Corporation
United Kingdom
calculator
Mining and quarrying
2019
Frimstone Ltd
United Kingdom
calculator
Mining and quarrying
2019
ION GEOPHYSICAL CORP
Texas (United States)
calculator
Mining and quarrying