Drillable, testing, treat, squeeze packer
Patent
·
OSTI ID:5747811
This patent describes a packer for use in a well. The packer is adapted for use as a testing packer, a treating packer and cementing packer and is being adapted to be easily retrievable from the well by drilling or milling operations. The packer consists of: a cast iron mandrel having a retrieving lug of the interior thereof, a bore therethrough having a diameter sufficiently large to allow the passage of casing type perforating guns, through tubing tools and the like therethrough, and a threaded bottom portion; a cast iron upper slip retainer slidably, releasably retained on a portion of the mandrel in a first position thereon by shear pins having a portion thereof engaging the mandrel and the upper slip retainer, the upper slip retainer being formed with an annular end surface thereon; upper slips, each slip of the upper slips having a portion engaging a recess of the plurality of recesses in the upper slip retainer, upper slips being retained in a first position about the mandrel having a portion of each upper slip of the upper slips engaging the annular end surface of the paper slip retainer by a frangible slip retainer band engaging a portion of each upper slip of the plurality of upper slips; a cast iron upper slip wedge slidably, releasably retained on the mandrel in a first position thereon by shear pins having a portion thereof engaging the mandrel and the upper slip wedge, the upper slip wedge having a portion thereof engaging a portion of the upper slips adapted to cause slips to move radially outwardly upon action of the packer to set the packer in the well.
- Assignee:
- Halliburton Co., Duncan, OK
- Patent Number(s):
- US 4834184
- OSTI ID:
- 5747811
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
02 PETROLEUM
020300* -- Petroleum-- Drilling & Production
03 NATURAL GAS
030300 -- Natural Gas-- Drilling
Production
& Processing
ALLOYS
BRASS
CARBIDES
CARBON COMPOUNDS
CAST IRON
CEMENTING
COPPER ALLOYS
COPPER BASE ALLOYS
DESIGN
ELASTOMERS
INSTALLATION
IRON ALLOYS
IRON BASE ALLOYS
IRON CARBIDES
IRON COMPOUNDS
NATURAL GAS WELLS
OIL WELLS
PACKINGS
POLYMERS
TESTING
TRANSITION ELEMENT COMPOUNDS
WELL COMPLETION
WELLS
ZINC ALLOYS
020300* -- Petroleum-- Drilling & Production
03 NATURAL GAS
030300 -- Natural Gas-- Drilling
Production
& Processing
ALLOYS
BRASS
CARBIDES
CARBON COMPOUNDS
CAST IRON
CEMENTING
COPPER ALLOYS
COPPER BASE ALLOYS
DESIGN
ELASTOMERS
INSTALLATION
IRON ALLOYS
IRON BASE ALLOYS
IRON CARBIDES
IRON COMPOUNDS
NATURAL GAS WELLS
OIL WELLS
PACKINGS
POLYMERS
TESTING
TRANSITION ELEMENT COMPOUNDS
WELL COMPLETION
WELLS
ZINC ALLOYS