Casing-Pulling Device.
Description:
Patent for providing a casing pulling device of simple, compact and durable construction that will permit it being lowered into a well casing without being obstructed in its descent by irregularities or bends in the casing so as to ensure proper operation.
Date:
192X
Creator:
Carter, George W. & Hayden, R.B.
Item Type:
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Partner:
UNT Libraries Government Documents Department