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Herman Lewis Hartenstein
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Publication of GB190720654ApublicationCriticalpatent/GB190720654A/en
20,654. Hartenstein, H. L. Sept. 17. Calcium carbide.-Waste calcium-carbide dust is obtained in a solid form by fusion with carbonaceous material in just sufficient quantity to replace the carbon lost by atmospheric exposure, or with an excess of that necessary for the aforesaid purpose and for consumption in the process of fusing the charge.
GB190720654D1907-09-171907-09-17Method of Manufacturing Carbide.
ExpiredGB190720654A
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