国家/地区 中国（6）
IPC部 B（6）
IPC大类 B01（6）
IPC小类 B01J（6）
IPC B01J013/00（2） B01J019/00（2） B01J021/18（2）
C01B031/00（2） C01B032/198（2） C09K003/14（2）
F16K001/00（2） F16K001/36（2） F16K001/48（2）
F16K027/02（2） F16K027/08（2） F16K031/50（2）
发明人
公开年 2021（3）
申请年 2021（2） 
专利权人 HEILONGJIANG.（2）

Expansion joint of catalytic cracking, has corrugated pipe and flange that are made of titanium material and inner wall of corrugate pipe is provided with anti-corrosion layer.

GU L, MIAO X, QIAN Y, XIA G

Reaction kettle lower spreading type discharging valve, has fixing ring whose inner ring surface is in interference fit with outer wall of push rod, where fixing ring is matched with inner step structure to locate sealing plug.

CAO D, WU Y, LI L

Non-blocking reaction kettle downward spreading type discharging valve, has tip divided into tip tail section from back to front, where connecting part of tip middle section and tip front section outer ring surface is smoothly transited.

ZHOU R, GRIGORIEVNA B N, GRIGORJEVIC B A

Rare earth carbide catalyst used in preparation of high-carbon friction material, is prepared by loading rare earth oxide on catalytic carrier.

ZHOU G, CHEN B, JIAO H, SHI W

Preparation of aerogel e.g. graphene aerogel of two-dimensional material, involves reducing temperature of suspension of two-dimensional material to below melting temperature of solvent having specified melting point and vapor pressure.

DERBY B, KINLOCH I, BISSETT M, CASANO CARNICER G, LIN Y, CASANO C G

Synthesizing graphene comprises refluxing reaction mixture of solvent e.g. water and carbonaceous material promoting polycyclic aromatic hydrocarbon formation, collecting and directing obtained vapors to substrate and recovering graphene.

SHANKMAN R S, HANKMAN R S