国家/地区 中国（2）
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C09D（2）
IPC C09D004/06（2）
发明人 ZHANG F（2）
公开年
申请年
专利权人

Anti-seepage structure of construction joint of rockfill concrete dam comprises e.g. multi-section dam body, whose each section of dam body sequentially provided with upstream overburden layer and downstream cover layer.

WANG L, WU Y, ZHANG J, ZANG Z, GAO Q, ZHANG F, DU Q, HE X, GENG T, BI C, LI X

Graphene composite antirust agent for coating on surface of electric equipment, comprises graphene and chlorinated rubber aqueous emulsion comprising natural chlorinated rubber, lithium bentonite, carboxymethyl cellulose, styrene and water.

YU X, CHEN H, PAN Y, TAN Z, HUANG L, QIAN X, ZHANG F, XIAO H