Rig with drawworks and hoisting device
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United States of America Patent
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Aug 4, 2015
Grant Date -
Jun 12, 2014
app pub date -
Jun 4, 2013
filing date -
Dec 16, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A rig includes a base structure in contact with an operating surface and configured to support the rig on the operating surface. A transportation system is operatively coupled to the base structure and is configured to position the rig over an extraction point. A raised platform is connected to the base structure by a plurality of support beams. A hoisting device is connected to the raised platform. A drawworks is supported on the base structure and is operatively connected to the hoisting device.
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