2023
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Invention
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Rod and casing handler. The present disclosure is directed to systems and methods for simultaneou... |
|
Invention
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Rod and casing handler.
The present disclosure is directed to systems and methods for simultaneo... |
2018
|
Invention
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Rod and casing handler. A rod and casing handler according to embodiments of the present disclosu... |
2016
|
Invention
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Remote control of stroke and frequency of percussion apparatus and methods thereof. This disclosu... |
2010
|
Invention
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Internally dampened percussion rock drill. A percussion drill, and methods of using the same, inc... |
2007
|
Invention
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Drill stem guide and wrench apparatus. A drill stem centralizer and/or breakout wrench includes a... |
2001
|
Invention
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Hydraulic in-the-hole percussion rock drill. A hydraulic percussion drill includes a piston hamme... |
2000
|
Invention
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Hydraulic in-the-hole percussion rock drill. A hydraulic reciprocating piston hammer percussion d... |
1995
|
Invention
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In-the-hole percussion rock drill. A hydraulic reciprocating percussion tool, particularly adapte... |
1991
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G/S
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mining drill |
1984
|
G/S
|
ROCK DRILLING TOOLS AND PARTS USED IN MINING, CONSTRUCTION AND RELATED AREAS |