Petroleum and Natural Gas Fields in Wyoming Page: 510
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TABLE 12.--Crude-oil analy8es8-Continued
CRUDE PETROLEUM ANALYSIS
Bureau of Mines -...... Lar me-i-_ ......... Laboratory
Sample .......PC-52-424
Sussex "B" field
Lakota sandstone - L. Cretaceous
7,485 - 7,530 feet (Ave. 8 wells)
IDENTIFICATION
GENERAL CHARACTERISTICS
Wyoming
Johnson
Secs. 22 & 23,
T. 42 N., R. 78 W,
Gravity, specific, 0.823 Gravity, O API, ....----..404 ...---------- Pour point, O F., ........10. ........---.
Sulfur, percent .. 0.31---- Color, -...... bownis.h1bla1k .........
Viscosity, Saybolt Universal at 1 *__-00 .sFs.18s..... eNitrogen, percent, -.. .09.3 -.......
DISTILLATION, BUREAU OF MINES ROUTINE METHOD
STAGE 1-Distillation at atmospheric pressure, _6-... rmm. Hg
First drop 9..... F.
Fraction Cut Sum, Sp. or. API, Refractive Specific . U. Cloud
iNo.n tem.m. Percent percent 60/60 F. 600 F. C.I. index C.dispersionestF.
1...... 122 2.9 2.9 0_.642 -- 88. .. .. _...
2 -... 7 2.7 5.6 .666 81.0 5.6 1, 37318 128,4
3 ...... 212 5.3 10.9 .711 67 5 -- 17 1. 39546 126_
4 ...... 257 7.0 17.....74 59 2 1,4124 12.3 -
5 ...... 302 5.6 23.5 .760 54.7 24 1. 42163 13.9
6 ...... 347 .0 28.5 .... 776 5Q. 24 1.09 139.2
7 ...... 392 4.7 33,2 .......9 4 24 1.4385 1.3.1
8. ... . 47 . ~37.8 82 449 ?5 1.. .. .4459 A 3.1.
9 ...... 482 ...5. 3 . 43, . 8.5- - . 42. 26. . 1.45.299.. . 1.46.1 ....
10...... 527 6,4 49.5 .829 -- 39.2 .28 1.46087 151.0 _..
STAGE 2-Distillation continued at 40 mm. Hg
(April 195)
Sussex Unit "B" field
County Amsden sandstone - Pennsylvanian
8,917 - 9,098 feet
CRUDE PETROLEUM ANALYSIS
Bureau of Mines -..... Lp......._Li ............... Laboratory
Sample- C ..........-53-14A.
IDENTIFICATION
/yoming
Johnson County
STAN4 sec. 23,
T. 42 N., R. 78 W.
GENERAL CHARACTERISTICS
Gravity, specific, -----0-.0866.... Gravity, o API, .... 31.9. ...... Pour point, o F., ...- .be ow .5 ...............
Sulfur, percent, .-. ..8....8 1 Color, -_...k..... . - ...........
Viscosity, Saybolt Universal at 1F. 50n sec..at 77 .63 sec. Nitrogen, percent, ....,11....
DISTILLATION, BUREAU OF MINES ROUTINE METHOD
STaaS 1-Distillation at atmosphericpressure ._-_760 mm. Hg
First drop 8.2.... O F.
Fraction Cut Sum, Sp. gr., APIRefractive Specific S.U. Cloud
No tem Percent percent 60/.60 F PI. C. id Specific vis., o
nr at 20 C. dispersion 100 F.
1...... 122 -
2 6 ..... 7 *25 2.5 ..0-,_658 .....83.6-... . 1.36965 1193
3 -. 212 .692 73 8.0 1,.38 123.0
4 ----257 . 4,19..4.....9 . 719... .....65 3 - 12- ,3_,..9936. 1-2-3:6--
3.4..... 4 -5. 18,5 .62 4, 18 1 2279 130,.
7...... 392 4,8 23, . 71 49.. 21 .43319 13.
8 .... 437 5u28.3 .98 45.8 23 1.44192 136.5
o... 2 ....., 3 4 _1.2 - .. 836 - 37.8 .... .31 . .1.,.4629.1. . 150.2...
STAOE 2--Distillation continued at 40 mm. Hg
11...... 392 4,7 I . 4.2 ..Q,846... 35,8 32 I .40 20 11...... 392 4,0 45. 0.860 33 0 38 41 10
12 ...... 437 Q-6..3- ...60. .5- -.. ..851-- .-3-1.~,8.... ... .30---- - - - -- 46 40 127...... 437 .4 .869 3..3 39..."46
---- ------ ------------ ---------------- ----- --- ----
14 ...... 527 5 711 .... .3. 1 . I - 2 - 83 . 814 . . . . . . .527 . ... 7 - 904 2 .......
1 - 5 .... 572 57 76.8 .888 27.9 38 140 95 15.. 572 6.6 *71.3 *916 23.
Residuum. . -.... . 20._4 9 .2 .943 18.6 I i Residuum.8.3. .. 6. . 986............1...85
Carbon residue, Conradson: Residuum, 6 .. percent; crude, 15.. percent.
APPROXIMATE SUMMARY
Percent Sp. gr. API Viscosity
Light gasoline ...................................... 1.9 0681 76...
Total gasoline and naphtha ................... .....7.........3 .....2..0.... . .... 737. .60 --
Kerosine distillate ................... ..... 3................ .....9. ....9.-... -.. 43. 4 --...
Gas oil ................................................ 14.7 - 840 3*7.,.Q .
Nonviscous lubricating distillate ........... ............... I 1--12.7 . 8....52-.388 3.4.6-29..3 50-100
Medium lubricating distillate ................................. 9 ..63- 88a__-. B95 29.3..26. 100-200
Viscous lubricating distillate ................... .............. ..........0 -...... -- - --.. _.. 6_ - . Above 200
Residuum- ............................ .. ....4 943 18.6
D istillation loss .......................................... . .....-2.8 .....
Carbon residue, Conradson: Residuum, .12.6 percent; crude, 41. percent.
APPROXIMATE SUMMARY
Percent Sp. gr. 0 API Viscosity
Light gasoline ............ .................. ..... .. . 0._67 .77 ...
Total gasoline and naphtha ................................ 2 e... n3_-- .--------- 7.35 - 5-
Keroeine distillate .................................. ... ....808.
Ga oil .............................. 1 17.2 - ,853 34,4-
Nonviscous lubricating distillate ................... ........... i 1*-0..-l0... .0875-06 30.2-24.7 o-100
Medium lubricating distillate ................................ *9*.... 1......91.!r.91 2 7-22 . 100-200
Viscous lubricating distillate ........................................6 ......921-,923 22.1-21.8 Above 200
Residuum ............................................ .. .28, 3 - 986 12.0
Distillation loss .................. .... .................. . ...
6c b
(Api 1958)
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Biggs, Paul & Espach, Ralph H. Petroleum and Natural Gas Fields in Wyoming, report, 1960; Washington D.C.. (https://digital.library.unt.edu/ark:/67531/metadc38797/m1/540/: accessed April 23, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.