2351 Manufacture of cement

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Includes

- manufacture of clinkers and hydraulic cements, including Portland, aluminous cement, slag cement and superphosphate cements [0]

Also includes

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Does not include

- manufacture of refractory mortars, concrete etc., see 2320
- manufacture of ready-mixed and dry-mix concrete and mortars, see 2363, 2364
- manufacture of articles of cement, see 2369
- manufacture of cements used in dentistry, see 3250 [0]

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