发明名称 PROCESS FOR THE MANUFACTURE OF DISSOLVING GRADE PULP
摘要 A process for the production of a dissolving-grade pulp in high yield by removing lignin and hemicellulose from chips of fibrous plants by refining the chips, delignifying the refined matter with chlorine dioxide, and removing the hemicellulose with acid prehydrolysis and strong caustic extraction.
申请公布号 US3632469(A) 申请公布日期 1972.01.04
申请号 USD3632469 申请日期 1969.06.05
申请人 ETHYL CORP. 发明人 HARRY D. WILDER
分类号 D21C3/00;D21C9/12;D21C9/14;(IPC1-7):D21C9/14 主分类号 D21C3/00
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