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TABLE III

DATA OF TESTS ON COAL AA1 FROM SCOTT HAVEN, PENNA.

[blocks in formation]

Coal charged, Pounds.

404

400

400

400

500

400

300

Average Temperature, Exterior of Retort, °F.

1994

1925

1922

1844

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Total BTU in gas per lb. coal, M & A free.

3180.

3460.

3540.

3690.

3480.

3560.

3510.

NH3 pounds per ton coal as charged. NH3 pounds per ton coal, M & A free..

[blocks in formation]

Av. cu. ft. gas per lb. coal, M & A free, per hr.

1.18

1.14

1.27

1.15

.98

88

1.10

1.50

1.20

1.65

[blocks in formation]

1 Retort badly coated with carbon.

2 Retort recently cleaned and free from carbon.

3 Coal had been weathered two winters but was approximately air-dry when charged.

Data on Tests:

TABLE IV

DATA OF TESTS ON COAL AA10 FROM LA FOLLETTE, TENN.

Test Test
No. 31 No. 40

Test
No. 41

Test
No. 42

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Total BTU in gas per lb. coal, M & A free.

3710.

3770.

3620.

3840.

[blocks in formation]

Av. cu. ft. gas per lb. coal per hour.

1.17

1.48

1.16

.97

Av. cu. ft. gas per lb. coal, M & A free, per hr.

1.24

1.56

1.22

1.02

[blocks in formation]
[blocks in formation]

Coal charged, Pounds.. Average Temperature, Exterior of Retort, °F.

[blocks in formation]
[blocks in formation]

Total BTU in gas per lb. coal, M & A free.

3520.0

3630.0

3570.0

3540.0

3420.0

[blocks in formation]
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