Improvements in the Manufacture of Lampblack

126,560. Hutchins, T. W. S. Sept. 23, 1918. Addition to 124,557. Carbon. - In means for manufacturing lampblack as described in the parent Specification the electric arc is replaced by one or more oxyhydrogen, oxyacetylene, or other high-temperature gas flames.

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Bibliographische Detailangaben
1. Verfasser: THOMAS WILLIAM STAINER HUTCHINS
Format: Patent
Sprache:eng
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Zusammenfassung:126,560. Hutchins, T. W. S. Sept. 23, 1918. Addition to 124,557. Carbon. - In means for manufacturing lampblack as described in the parent Specification the electric arc is replaced by one or more oxyhydrogen, oxyacetylene, or other high-temperature gas flames.