E21B 29/06 Cutting windows, e.g. directional window cutters for whipstock operations ( E21B29/08 take precedence)
Introduced: January 1980
Title
Titles differ between systems:
IPC: Cutting windows, e.g. directional window cutters for whipstock operations
CPC: Cutting windows, e.g. directional window cutters for whipstock operations ( E21B29/08 take precedence)
Full Title
Full titles differ between systems:
Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground > Cutting windows, e.g. directional window cutters for whipstock operations
Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground > Cutting windows, e.g. directional window cutters for whipstock operations ( E21B29/08 take precedence)
No child classifications to compare. This is a leaf node in both IPC and CPC.