Petroleum and Natural Gas Fields in Wyoming Page: 415
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TABLE 12.--Crude-oil analyses--Continued
CRUDE PETROLEUM ANALYSIS
Bureau of Mines ........ Lara.mie. .............. Laboratory
Sample .-.- PC-3.-.4Q ...._._.
IDENTIFICATION
Lance Creek field
Upper Sundance sand - Upper Jurassic
3,653 - 3,666 feet
GENERAL CHARACTERISTICS
(Aprn >6)
Wyoming
Niobrara County
SW-4SE sec. 32,
T. 36 N., R. 65 W.
CRUDE PETROLEUM ANALYSIS
Bureau of Mines --........Lr..mie- - Laboratory
Sample PC-53-_212
IDENTIFICATION
Lance Creek field
Leo Sand (Minnelusa) - Pennsylvanian
1st Leo 5,050 - 5,073 feet
2nd Leo 5,223 - 5,268 feet
GENERAL CHARACTERISTICS
Wyoming
Niobrara County
SENW4 sec. 32,
T. 36 N., R. 65 W.
Gravity, specific, -......_1_84_2 Gravity, O API, ..-.... 6. Pour point, O F., ...
Sulfur, percent, .......0. 9---------- Color, ack.......b ac
Viscosity, Saybolt Universal at 100.E,,...4.se_ .....__ --------------Nitrogen, percent, -0..,.051----...........
DISTILLATION, BUREAU OF MINES ROUTINE METHOD
STAGE 1-Distillation at atmospheric pressure, ...760 ..... mm. Hg
First drop,. 15_ 8... ol F.
Fraction Cut Percent Sum Sp. gr., API, Refractive Specific S U. Cloud
F tactiont. Percent pu, t60 6_ CIend_ _ on 1 __d
No. percent 60/60 F. 60 F. .at20 C. dispersion 100Fvie, F.
1 ...... 122 --
2...... 167 ----
3 ...... 212 -2 4 2 4- -7 1 7 4 . . . 3 935 . .23 0
1 1 . . . . . . 3 9 2 .--- .. .2 .,.6 . . . .- . 8 39o., . _ _.o _ 3 7... . . .. .. = 2-.0 . .. . ... . .2 - -.. .. . .. .], ., .3 ..8 9 ..3 ..5 . . . . .. .L 2 __3 _4.-_. .. .
12...... 437 58 .58.9 .. .4 844 36 7.,72
513 ...... 482 ' 7, 1. 6 - 3 - .. 725.6786 ..33.....0 . 2 .. 416231 .128,5-5..
14 ...... 7 6,4 21,0 .768 231.5 32 133.2
715 ...... 572 . . 78 29.7 .34 . .13 143376 33.0
Residuum.3 ....22 31. .797 460 23 44102952--1- 1
Light gasoline .. ..6.... ...3.3.1.........7.7 .__.. .... ..... 23 .4 __.0 1 .
Total gasoline and naphtha . 6.5. . . ... .......... ........ ..... 2 . . 3.
Kerosine di 27stillate .. ..... .... .......... ......... . 25... . 6 3 . 43 9
STAE 2-Distillation continued at 40 mm. Hg
11. 3022 5.7 oi .3409 37 2 3.41 25
Nonviscous lubricating distiate .. .............. .........5.0..-........ 2 . . . . . . . ...8 .6__. 5. .100
12...... 437 lubricating distillate ... . . ..,...0.. ....... . ....-.0...-.
Viscous lubricating distillate ... .6 . .. 653 .A86 .. 33 . ......b31 oe........ . 20.. 0 _
14Residuum .. ... .. ...... ........ 868 . .. 2 . ... . . .........
Distillation los572 . . . .7..3. 4 ....1........ 2 .. . .7.. .. 3. . .
Carbon residue, Conradson: Residuum. 10.0 percent; crude. 2.6 percent.
APPROXIMATE SUMMARY
Percent Sp. gr. O API Viscosity
Total gasoline and naphtha ................ ................... I.I_..... .
Noaviscous lubricating distillate .........125 . 851.-,873 4.8.0.6 50-I
Medium lubricating distillate 6.3 873-,883 0.6-28.8 10-2so
Wscous lubricating distillate ................... Above 200
Distillation loss ................... ..................._... .
Gravity, specific, 0..8.19 .... Gravity, O API, 41-3 .3 Pour point, o F., 40
Sulfur, percent, _ .. 9._.l3.. Color, __brownish greenn ..
Viscosity, Saybolt Universal at .._10E...3__... ______... ..... Nitrogen, percent, 0.036
DISTILLATION, BUREAU OF MINES ROUTINE METHOD
STAGE 1-Distillation at atmospheric pressure .76 ..... mm. Hg
First drop, . 88 ..... F.
Fractio Cut Sum, Sp. gr., APIRefractive S. U. Cloud
No. tp. percent 60/60 F. 60, F. n. at 20 C. dispersion 1 . F.
1 . . . . . . 122 ..-..... .. - - - - - --.-..-------------.. . . .. . .. . .. . . .. . ... -.-------------- . ..------ ----..
2 ...... 167 .24 2.4 0.662 82.2 1.37207 103.0
3 ...... 212 4 ,.4 . . 68 . 25 . 2 14 4.1.39260 8 5.x-
4 ..... 257 . .3 16.1. .730 62 3 . 1.40575 125.0
...... 302 6.3 22.4 .... 7. 18 141553 131.4
s ...... 847 7....4._ 3 42828_. 6_6_.....45.-...-7_. 1 9
7...... 392 5.2 _4.0 . 9. 50,1 .........0 43223 133.
5 ..... ~37 _-5.6. . 39.6 .792 47.,2 . 20_ .1,4-394 133.5
9 ...... 482 . .-5.9 .6 45.5 ........ -...05 . 44,3 ......21- .....1- , 44685 ...136 8
S...... .527 .9 52.4 ..........-818----... 41.5- .......-23- ---. .1,45468. 141.5_. _
STAGE 2--Distillation continued at 40 mm. Hg
11..... 392 4 . __56.9. .037 .376 . 28 . 40 25
On on4... 9 845
1-2 ...... 437 7.0 . 9-- 63 --9 ---- .8.42---- -----_36.6_ .__ .-26--5_ .
Non-iscou--slbi--cating-distillate- 0- 10
13 ...... 482 - 4. b8... . 8 ---.. -.8. .. 5. 7_ ...- 33- . . .......-3 0__ --..""....30...... 55 65
14...... 527 .--2 . 740... ....86.. 32.3-._ 30 73 . .80.
i...... 572 ..6 79.6 . .76.. , 3 120 1 95-
Residuum...... 6 99.2 .92 21..
Carbon residue Conradson: Residuum, ..2.. percent; crude, .... percent.
APPROXIMATE SUMMARY
Percent Sp. gr. OAPI Viscosity
Light gasoline ...............................0.690....... __.._...876_
Total'gasoline and naphtha ................................ 30 75.. ...........4.-. . .. ....
Kerosine distillate .... _ ................... ........ . . .... 5:4 8-- 6 ....--1 -- _ _-44.1.
as on ....................... ...... . . 1, 1_9 .... 841 3........ 6.8.
Nonviscous lubricating distillate ............................. .. 1..... .2. .8 _- 87.1 3 .-31.0 _ 50-100
Medium lubricating distillate ............................ ......... . ... .--.....___7,_.882 31,0-28.9 100oo-200
Viscous lubricating distillate ............ .....................-----.....................-- -- ............. Above 200
R esiduum . .......................... . . ....... . .. 1 9 ..6- - ... ... .-9 -.27 _. . .....2. ..1 _. .
Distillation loss ........... ....................... " -...-. --... .
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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/m1/445/: accessed May 8, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.