mining42
drilling37
drill26
diameter26
pipe24
cement23
fig22
coal21
casing21
shear20
ore20
fracture20
mineral20
fluid19
cos19
mines19
density19
pump19
analysis19
png18
borehole18
psi18
minerals17
vertical17
mud17
values17
wmf17
clay17
method17
gas17
wells17
pressure17
drilled16
equation16
fluids15
surface15
velocity15
oil15
flow14
stress14
mine14
solids14
wellbore14
slurry14
rock13
soil13
api13
design13
liner13
rig13
rocks12
rotary12
annular12
deposits12
annulus12
friction12
industry12
slope12
metals11
sample11
pore11
geology11
ratio11
tensile11
stresses11
tubing11
methods11
failure11
hole10
mpa10
cuttings10
valve10
torque10
ero10
samples10
string10
chemical10
min10
Terms
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
32
|
33
|
34
|
35
|
36
|
37
|
38
|
39
|
40
|
41
|
42
|
43
|
44
|
45
|
46
|
47
|
48
|
49
|
50
|