Page 89 - Open-Hole Log Analysis and Formation Evaluation

a
It
10°°
seven
is
The
Ib/per
surveys.
by
pressure
alternative
composed
breaking
is
1000
grief
ft/ft/Ib.
worth
to
is
ft.
most
diameter—the
It
individual
the
is
that
noting
strength
of
smaller
the
quite
monoconductor
120-V
that
encountered.
power
conventional
tool
cable
fiber
The
may
14,000
logging-service
is
is
cables
to
electric
then
kept
are
optics
used
If
insulated conductors
elastic and has
be
is
of two counterwound layers
it
in
18,000
for
cables.
Ib
now
fails,
jobs
motion.
multiconductor
and
all
the core.
being
:
approximately
of steel wire.
where
cables
The
%
Another
field
weighs
or
high
item
300
%
contain
tested
to
panels
in.
as
six
outer sheath
an
Such a cable has
a stretch coefficient ofaround
is
400
open-hole
wellhead
or
are
in
and
can

hogs . recording companies for used cables Multiconductor logs in producing wells. and temperature as flowmeter production logging surveys—such and plugs—and for setting wireline packers services—such as shooting perforating guns, or are used for completion Monoconductor cables multiconductor. and of two types: monoconductor logging cables are Modern LOGGING CABLES substit
.
or
the
the
the
the
The
chain
Too)
Oncé
cable
. Formation From Cavings Mud gable LOGGING OPERATIONS WIRELINE 9.
There
break
the
above
of war,
"Stuck
at
FIGURE
remain
logging
stuck
free ‘the
attaches
at
in
Getting
cable
following
friction
are
the
5.6
the
cable
surface
present
these
Head
to
free
conductors
mechaniéal
short length
cable
the
cableis stuck,
The standard
cable
3500
type,
data
cable-head
tool.
Two
the
tape)
ends
tension
data
Stuck
cable
and
that
and
Ib.
hole
at
depth
are
head provides the
at
tension
on
two ways
is
from
size,
and the
Ways
the
the
have
the
in the wellbore.
The
Figure
the
the
the
that
etc.
breaking
logging
breaks
of the
connection.
above
To
stuck.
5.6
weakpoint
at
been
was
of aircraft cable
tool
gathered:
tool
cable
rotary
the
tool
of getting
various
point
logging
The
the
in
on
a discussion of the various ways
by
rating
is
the first thing to do
and
explain
weakpoint
tool
Weakpoint
top
is
on the lower sheave is secure.
the
pins
table,
the
case
is
stuck.
let
illustrates
head.
of Getting Stuck.
gathered,
Built into the
cable
cable will become key
around the cable just above the rotary table.
the
sheave,
make

os
just
(If,
top.
this
certairi
before
cable the surface and prevent it from snaking down
Securely position
clamp
the
it
Then markthé cable
that
a

will
got
the
tool
the hole
T-bar
hold
stuck
few minutes while
cable
; | | the for a it sit put is to procedure standard to determine whether it is the tool the tool Once the difference. hole the seated further up the tool will free, or will remain and will stick Either the tool in order, stuck is tool can become function of the weakpoint, fully the become irrevocably the tool has provide a means to necessary deephol
the
on top
clamp
Cusing chalk
tiedown
in the subsequent tug
normal
the
the
isa

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