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2024
|
Invention
|
Return exhaust assembly for a reverse circulation hammer.
A return exhaust assembly 50 for a rev... |
|
2020
|
Invention
|
Return exhaust assembly for a reverse circulation hammer. A return exhaust assembly (50) for a re... |
|
2019
|
Invention
|
A bit and a bit drive and retention system for a downhole hammer and associated shroud and portin... |
|
2015
|
Invention
|
Down the hole hammer and systems and components thereof. A down the hole hammer (10) incorporates... |
|
|
Invention
|
A down the hole hammer and systems and components thereof. A down the hole hammer (10) incorporat... |
|
|
Invention
|
Bit retaining system.
A retaining system (100) for a DTH hammer drill bit (25) having an outer s... |
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|
Invention
|
Bit retaining system. A retaining system (100) for a DTH hammer drill bit (25) having an outer su... |
