1910 Manufacture of coke oven products

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Includes

- operation of coke ovens
- production of coke and semi-coke
- production of pitch and pitch coke
- production of coke oven gas
- production of crude coal and lignite tars
- agglomeration of coke [0]

Also includes

[0]

Does not include

- manufacture of coal fuel briquettes, see 1920 [0]

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