E21B 19/14 Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole (E21B19/20, E21B19/22 take precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole
CPC: Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole (E21B19/20, E21B19/22 take precedence)
Full Title
Full titles differ between systems:
Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables > Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole
Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables > Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole (E21B19/20, E21B19/22 take precedence)
CPC subdivides this area 3x more granularly than IPC with 2 additional codes.
2 codes are CPC-only extensions.
IPC defines codes here since 1980.
Child Classifications
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- E21B 19/15 Racking of rods in horizontal position; Handling between horizontal and vertical position since 1980 +1 CPC IPC+CPC Available in IPC and CPC