STANDARD HANDBOOK OF PETROLEUM & NATURAL GAS ...

606 Drilling and Well Completions
WEIGHT OF FLUID LB. PER CU. FT.
40
30
20
10
100
90
70
60
M
40
30
PO
10
I II I I I I l I l l l l l l l l l l l l 1 1 1 1 1 1 1 1 1 1 1 1 1 l I I I
IO 20
AIR WEIGHT OF FLUID, LB. PER GAL. 198-111
OR
GAS
Figure 4-80. Effective weight of drill collars in drilling fluid [ill.
all wells by the original length of line in feet, the evaluation of rotary drilling
lines in ton-miles per foot on initial length may be determined.
Rotary Drilling Line Service-Record Form
Figure 4-81 is a rotary drilling line service-record form. It can be filled out
on the bases of Figure 4-82 and previous discussion.