国家/地区 中国（5）
IPC部 C（3） H（3）
IPC大类 H01（3） C01（2）
IPC小类 C01B（2） H01M（2）
IPC C01B032/194（2） H01M004/62（2）
发明人 LIN M（3） HUANG J（2） MENG X（2）
ZHANG S（2） ZHU S（2）
公开年 2021（4）
申请年 2021（5）
专利权人 UNIV SHANDONG SCI TECHNOLOGY（5）

Coal bed bottom plate variable parameter water inrush passage pre-warning system has distance detecting device that is provided for measuring depth of coal layer, and pre-warning device is provided for sending pre-warning signal according to feedback result.

MENG W, CHAI S, SHEN B, ZHANG S, ZHANG B

Preparing graphene-loaded iron oxide for use in lithium ion battery, involves adding reducing agent to pH regulator, and converting precursor of iron oxide into iron oxide in situ by liquid phase reaction.

LIN M, HUANG J, MENG X, ZHU S

Preparing high conductive nickel modified graphene/copper composite material used in e.g. conductive field involves loading nickel on graphene to obtain nickel-grind powder using two-step hydrothermal method, mixing nickel-graphene powder with copper powder, ball milling and sintering mixed powder.

LIU R, DING J, ZHANG M, ZHU H

Preparing porous graphene dispersion liquid attached with oxygen-containing group comprises subjecting graphene raw material to thermogravimetric test, adding graphene raw material, dispersing in polar solvent and adding dispersing agent.

ZHU S, MENG X, HUANG J, LIN M, LIN M C

Sodium-sulfur battery comprises positive electrode sheet, negative electrode sheet, separator, and electrolyte, where positive electrode sheet includes positive electrode active material, binder, conductive agent, and current collector.

DU H, LIU Z, LIN M, ZHANG S