Patent
   D519136
Priority
Jun 07 2004
Filed
Jun 24 2004
Issued
Apr 18 2006
Expiry
Apr 18 2020
Assg.orig
Entity
unknown
2
24
n/a
The ornamental design for a swivel body for a top drive in a wellbore derrick, as shown and described.

FIG. 1 is a perspective view of a design for a swivel body according to the present invention.

FIG. 2 is a top view of the swivel body of FIG. 1.

FIG. 3 is a first side view of the swivel body of FIG. 1.

FIG. 4 is a bottom view of the swivel body of FIG. 1.

FIG. 5 is a second side view of the swivel body of FIG. 1, opposite the first side shown in FIG. 3.

FIG. 6 is a front view of the swivel body of FIG. 1; and,

FIG. 7 is a rear view of the swivel body of FIG. 1.

Folk, Robert Alden, Folk, Steven Lorne

Patent Priority Assignee Title
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Patent Priority Assignee Title
4010600, Apr 16 1975 The Kendall Company Retipped top-drive filling spindles
4115911, Apr 16 1975 The Kendall Company Method of making retipped top-drive filling spindles
4187920, Nov 23 1977 Tri-State Oil Tool Industries, Inc. Enlarged bore hole drilling method and apparatus
4205423, Apr 16 1975 The Kendall Company Method of retipping top-drive filling spindles
4219087, Nov 23 1977 Tri State Oil Tool Industries, Inc. Enlarged bore hole drilling method
4421179, Jan 23 1981 VARCO I P, INC Top drive well drilling apparatus
4449596, Aug 03 1982 VARCO I P, INC Drilling of wells with top drive unit
4458768, Jan 23 1981 VARCO INTERNATIONAL, INC , A CA CORP Top drive well drilling apparatus
4529045, Mar 26 1984 VARCO INTERNATIONAL, INC , A CA CORP Top drive drilling unit with rotatable pipe support
4589503, Apr 16 1984 HUGHES TOOL COMPANY-USA, A DE CORP Top drive drilling apparatus with improved wrench assembly
4605077, Dec 04 1984 VARCO I P, INC Top drive drilling systems
4753300, Oct 03 1984 Triten Corporation Hydraulic top drive for wells
4759239, Jun 29 1984 HUGHES TOOL COMPANY-USA, A DE CORP Wrench assembly for a top drive sub
4793422, Mar 16 1988 Hughes Tool Company - USA Articulated elevator links for top drive drill rig
4800968, Sep 22 1987 Triten Corporation Well apparatus with tubular elevator tilt and indexing apparatus and methods of their use
4813493, Apr 14 1987 TRITEN CORPORATION, 5915 BRITTMORE ROAD, HOUSTON, TEXAS 77041 A CORP OF TEXAS Hydraulic top drive for wells
4854383, Sep 27 1988 TEXAS IRON WORKS, INC , A CORP OF TEXAS Manifold arrangement for use with a top drive power unit
4865135, May 20 1988 HUGHES TOOL COMPANY - USA, P O BOX 2539, HOUSTON, TEXAS 77252, A CORP OF DE Top drive torque reactor
4878546, Feb 12 1988 Triten Corporation Self-aligning top drive
5236035, Feb 13 1992 Halliburton Company Swivel cementing head with manifold assembly
5293933, Feb 13 1992 Halliburton Company Swivel cementing head with manifold assembly having remote control valves and plug release plungers
5950724, Sep 04 1996 ANTARES CAPITAL LP, AS SUCCESSOR AGENT Lifting top drive cement head
6276466, Oct 29 1999 System for measuring the direction and revolution of a production string
6634423, Jan 16 2002 Lifting top drive remote control cement head
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 24 2004Varco I/P, Inc.(assignment on the face of the patent)
Oct 12 2004FOLK, ROBERT ALDENVARCO I P, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0159220652 pdf
Oct 12 2004FOLK, STEVEN LORNEVARCO I P, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0159220652 pdf
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