行业描述
This U.S. industry comprises establishments primarily engaged in calcining, dead burning, or otherwise processing beyond beneficiation, clays, ceramic and refractory minerals, barite, and miscellaneous nonmetallic minerals.
排除内容
Establishments primarily engaged in crushing, grinding, pulverizing, washing, screening, sizing, or otherwise beneficiating mined clays, ceramics and refractory, and other miscellaneous nonmetallic minerals are classified in Industry Group 2123, Nonmetallic Mineral Mining and Quarrying.
关键词
Barite processing beyond beneficiation
Barium processing beyond beneficiation
Blast furnace slag processing
Desiccants, activated clay, manufacturing
Diatomaceous earth processing beyond beneficiation
Feldspar processing beyond beneficiation
Flint processing beyond beneficiation
Fuller's earth processing beyond beneficiating
Graphite, natural (e.g., ground, pulverized, refined, blended), manufacturing
Kaolin, processing beyond beneficiation
Lead, black (i.e., natural graphite), ground, refined, or blended, manufacturing
Magnesite, crude (e.g., calcined, dead-burned, ground), manufacturing
Mica processing beyond beneficiation
Perlite aggregates manufacturing
Perlite, expanded, manufacturing
Pumice (except abrasives) processing beyond beneficiation
Pyrophyllite processing beyond beneficiation
Shale, expanded, manufacturing
Silicon, ultra high purity, manufacturing
Soapstone processing beyond beneficiation
Talc processing beyond beneficiation
Vermiculite, exfoliated, manufacturing
