国家/地区 中国（2）
IPC部 C（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC C04B007/24（2）
发明人 ZHANG X（2）
公开年
申请年
专利权人

Preparing cement by using waste sintered shale comprises e.g. crushing waste sintered shale brick, coal gangue and waste rubber, drying to constant weight, and grinding to superfine powder to obtain waste sintered shale brick powder.

ZENG T, ZHANG X, WANG B, RAN W

Processing graphite/graphene oxide in production of waste liquid involves adding slaked lime into acid waste liquid to process, stirring, cooling, testing liquid for acidity-basicity to obtain slurry, and subjecting slurry.

CHEN W, LAI B, ZHANG X, WANG A, CHEN Y