Page 45 - Open-Hole Log Analysis and Formation Evaluation

30
I.
Type
Often
When
Curves
-
FIGURE
Generic
Purpose:
Rxi/p,
POTENTIAL
Operating
run:
Company.
Limitations:
of tool:
+
METHODS
14.14
PLOT
name
combined
recorded:
OF
MILLIVOLTS
principle:
of log:
Ryo/R;
with:
4
Log
TU
SP
:
|
vs.
Used
Open
Ryo/R;
Scaled
y7™
SP
.
Requires
Ryo /R, Vs.
Induction
Quick-look
hole,
*
an
SP
Log.
ep
Hydrocarbon
DEEP
SP
log
MEDIUM
Pe eT
RESISTIVITY
fresh
38
SHALLOW
GATHERING FORMATION
R,/R, ratio
log
es
primarily when
8
OHMS
pe
INDUCTION
GUARD
indicator
muds
INDUCTION
analysis
Courtesy
no
M7/M
ER
compared
.
es pe ape
ri
to
EVALUATION
gg
porosity
WELEX,
SP
a
:
tool
DATA
is
available
Halliburton

31

7
1.
Welex:
Dresser Atlas:
Dresser Atlas:
“Open
Schlumberger:
Schlumberger:
BIBLIOGRAPHY
“Log
Hole
—
“Service
“Wireline
Review
“Engineered
1”
FORMATION EVALUATION
Services,”
Service
Catalog,”
Open
(1974).

G-6003
Hole
Catalog”
C-12001
OVERVIEW
(1983).
(1984).
Services”
(1977).

(undated).