HAYES AND 
KENNEDY 
"! 
CHEMICAL PKOPERTIES OF THE OIL. 
151 
The distillation as carried on in Engler's flasks gave the following 
results : 
Distillation of Beaumont oil. 
Sour 
Lake. 
Beaumont. 
Ohio. 
Pennsyl- 
vania. 
California, a 
Distillation begins °C 
110 
2.5 
40 
20 
25 
10 
30 
8 
85 
23 
21 
21 
27 
5 
80 
21 
41 
14 
j 23 
| 99 
1.8 
Below 150° C. per cent . . 
150°-350° C. p. cent 
300°-350° C. p. cent 
| 6.6 
) ''12.7 
2.6 
7.6 
14.2 33.8 
5. 2 6 
350°-400° C. p. cent 
Loss on acid treatment, 
per cent . _ 
(150°-300°C. fraction) 
150°-260° per cent__ 
Loss on acid treatment, 
per cent _ 
Percentage of acid used 
2. 5 2 
a Bulletin California State Mining Bureau No. 19, p. :>(>:}. 
b Cracking begins. Residue in Sour Lake oil, 78.1 per cent. 
The percentage, specific gravity, and refractive index of the frac- 
tional distillates from the Beaumont oil, as determined by Richardson, 
are as follows : 
Fractional d istillates. 
Fractions. 
Distilled. 
Specific 
gravity 
26 C 
Refractive 
°F. 
°c. 
index 26 C. 
Atmospheric pressure. . 
Do_. 
Do 
Do _ 
Do 
300-401 
401-441 
441-480 
480-520 
520-559 
559-602 
392-464 
464-536 
536-608 
149-245 
205-227 
227-249 
249-271 
271-293 
293-317 
200-240 
240-280 
280-320 
Per cr nt. 
1 
8.4 
4.4 
10.8 
10.8 
13.1 
13 
8.8 
10. 6 
0.8114 
. 8408 
. 8569 
. 8705 
. 8863 
. 9009 
. 9184 
. 9349 
.9429 
1.459 
1.461 
1 . 467 
1.476 
1.485 
Do 
20 millimeters pressure 
Do ... 
1.492 
1.505 
L514 
Do . 
1.521 
Residue slow flow at 70 F. 
