US PATENT SUBCLASS 166 / 93.1
.~ Split cap or head

Current as of: June, 1999
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166 /   HD   WELLS

75.11  DF  ABOVE GROUND APPARATUS {25}
93.1.~ Split cap or head

DEFINITION

Classification: 166/93.1

Split cap or head:

(under subclass 75.11) Above ground apparatus comprising a cover or top plug-type structure for a well casing or tubing which is divided on a longitudinal plane so that it may be applied in a lateral direction to the casing or tubing.