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Lock Set Packer A-2

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PRODUCTION AND TEST PACKER RETRIEVABLE

MODEL “BA-2” LOCK-SET RETRIEVABLE CASING


PACKER
Product No.: BI 646-12

Features:

Lock Set Packer is a retrievable packer with no-


movement performance that is ideal for many
production, injection and zone isolation operations.

Hold From Above and Below:

The Lock Set Packer is mechanically locked for no


movement after it is set and packed off. It will hold
pressure from above and below without requiring set
down weight, tubing tension or the use of hydraulic
holds downs to maintain its pack off.

In Pumping wells, the Lock-Set may be used to isolate


bad casing and, by applying tension, it can also serve
as a Tubing Anchor. By contrast, in water-flood wells,
where seasonal temperature changes in injection
water can create problems for conventional Packers,
Lock-Set permits the Tubing to be installed in neutral.
This eliminates the possibility of unpacking the Packer
due to elongation of the Tubing, and the possibility of
parted strings due to contraction.

Safe, Right-Hand Rotation:

The Lock-Set Packer features a remarkable design that


permits right hand control of both setting and
releasing, and also locks in compression of the packing
element.

The Packer incorporates a releasable Lock ring that


provides a no-return, ratchet take up for holding
compression of Packing Elements after pack-off. This
ratchet lock can release only by right-hand rotation of
the mandrel.

The Lock-Set ratchet action is accomplished with left


and right multiple threads on the Mandrel, in
conjunction with the segmented releasable lock ring.
The lock ring contains two segments with matching
left hand threads and two segments with matching
right hand thread. Depending on the thread involved
the arrangement permits ratchet movement of the
Mandrel relative to the lock ring, in one direction only.
Movement in the opposite direction is possible only by Model ―BA-2‖
rotating to the right. Lock-Set Retrievable
Casing Packer
Product No.: BI 783-16
The Lock-Set threads have ratchet take ups of 1/8 in.
since the success of the pack-off is largely determined
by the fineness of the take up, this small increment is
important to assure a perfect pack-off.

www.botilindia.com 37 Engineering Excellence Powered By Experience


PRODUCTION AND TEST PACKER RETRIEVABLE

Specification Guide
MODEL “BA-2” LOCK-SET RETRIEVABLE CASING PACKER
Casing
Preferred Range Absolute
of Casing ID’s Packing Drag Block
Gage Packing Limits of Slip
Packer Element Min. Thread
Weight Packer Ring Element Travel
O.D. ID Spacer Comp. Spec. Box Up
(ppf) Size OD OD
(Inch.) Weight (Inch.) OD Height & Pin down
T&C O.D. (Inch.) (Inch.)
(ppf) (Inch.) Min. Max. (Inch.)
(Inch.)
T&C (Inch.) (Inch.)

11.6-13.5 BI43A2 3.910 4.000 3.750


4-1/2 3.771 3.625 3.771 3.687 4.207
9.5-10.5 BI43A4 4.001 4.090 3.938 2-3/8 OD EU 8
Rd &
15 - 18 BI43B 4.250 4.408 4.125 3.938 4.125
5 - 2-3/8 OD NU 10
11.5 -15 4.062 4.582 4.125 RD
BI 43C 4.408 4.560 4.250 4.156 4.250
26
20 - 23 BI45A2 4.625 4.778 4.500
5-1/2 4.375 4.500 4.500
15.5 - 20 BI45A4 4.778 4.950 4.641
4.437 5.221
13 - 15.5
BI45B 4.950 5.190 4.781 4.688 4.781 4.688
26
6 20 - 23 BI45C 5.191 5.390 5.062 2-3/8 OD EU 8
1.97 4.938 5.062 5.000
15 - 18 BI45D 5.391 5.560 5.156 5.000 5.784 RD

34 BI45E 5.561 5.609 5.406


5.250 5.406
5.468
6-5/8 24 - 32 BI45F 5.610 5.921 5.484 5.437 6.221
17 - 24 BI45G 5.922 6.135 5.781 5.688 5.781
24
BI47A2 5.830 5.937 5.656
7 38 5.000
5.500 5.656
6-5/8 17 - 20
BI47A4 5.938 6.135 5.812 5 .562 6.665
32 - 35
26 - 29 BI47B2 6.136 6.276 5.968 5.936 2-7/8 OD EU 8
7 2.441 5.750 5.968
23 - 26 BI47B4 6.276 6.366 6.078 RD

1 - 20 BI47C2 6.456 6.578 6.266


6.125 6.266
33.7 - 39 BI47C4 6.579 6.797 6.453
6.200 7.303 6.375
7-5/8 24 - 29 .7 BI47D2 6.798 7.025 6.672
6.500 6.672
20 - 24 BI47D4 7.025 7.125 6.812
44 - 49 BI49A2 7.511 7.687 7.312
7.000 7.312 7.250 8.276 7.250
8-5/8 32 - 40 BI49A4 7.688 7.921 7.531
20 - 28 BI49B 7.922 8.191 7.781 7.500 7.781 7.750
3.5 4 OD NU 8 RD
47- 53 .5 BI51A2 8.343 8.681 8.218
7.938 8.218 8.125 9.283
9-5/8 40 - 47 BI51A4 8.681 8.835 8.437 8.125
29.3 - 36 BI51B 8.836 9.063 8.593 8.375 8.593
NOTE: Repair Kits (including such items as packing elements. seal rings. etc.) are available for redressing Retrievable Packers.

www.botilindia.com 38 Engineering Excellence Powered By Experience

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