Difference between revisions of "Small rotary machines"

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==Acknowledgements==
 
==Acknowledgements==
 
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Revision as of 20:23, 1 May 2012

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Treadle pump icon.png
PAT drill 301T
Rock buster R77
Eureka port-a-rig
Deep rock DR20

A whole range of small drilling machines exist which can be towed by a car or built on the back of a pick-up, generally in the price range of US$ 5,000 – US$ 10,000. Most of these machines are limited to rotary jetting and percussion (in the same way as the percussion gouge). The bigger machines and down-the-hole hammer systems are generally a lot more expensive (US$ 10,000).

Suitable conditions

Advantages Disadvantages/limitations
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Construction, operations and maintenance

Costs

Field experiences

Reference manuals, videos, and links

Acknowledgements