Conduit and continuous coiled tubing system

Details Conduit and continuous coiled tubing system Conduit and continuous coiled tubing system

1997-10-10

1999-12-07

Neuder, William

Wells

Above ground apparatus

Moving tubing or cable into an existing well

1741015, E21B 1720

Patent

active

059966890

ABSTRACT:
A coil tube and conduit system for feeding into a well has the coiled tube form an annular space closed at its top and herein a relatively dense liquid while the conduit is provided with buoyancy means so that within that coiled tube the conduit can be buoyed up by the confining liquid and hence the weight of the conduit relieved.

REFERENCES:
patent: 4346256 (1982-08-01), Hubbard et al.
patent: 4963420 (1990-10-01), Jarrin et al.
patent: 5110644 (1992-05-01), Sparks et al.
patent: 5236036 (1993-08-01), Ungemach et al.
patent: 5521885 (1996-05-01), Harvey

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