Changzhi Wang

Person

Beijing, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-bubbling region column tray and corresponding plate column
- Patent number 11,938,425
- Issue date Mar 26, 2024
- Beijing Zehua Chemical Engineering Co., Ltd.
- Runxing Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Multi-bubbling region column tray and corresponding plate column
- Patent number 11,547,952
- Issue date Jan 10, 2023
- Beijing Zehua Chemical Engineering Co., Ltd.
- Runxing Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Tower packing element, tower packing, and packing tower and mixer c...
- Patent number 10,888,835
- Issue date Jan 12, 2021
- Beijing Zehua Chemical Engineering Co., Ltd.
- Runxing Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Tower packing element, tower packing, and packing tower and mixer c...
- Patent number 10,843,164
- Issue date Nov 24, 2020
- Beijing Zehua Chemical Engineering Co., Ltd.
- Runxing Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Tower packing element, tower packing, and packing tower and mixer c...
- Patent number 10,052,609
- Issue date Aug 21, 2018
- Beijing Zehua Chemical Engineering Co., Ltd.
- Runxing Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Tray assembly for gas/liquid contact tower
- Patent number 9,844,738
- Issue date Dec 19, 2017
- AMT International Inc.
- Adam T. Lee
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
MULTI-BUBBLING REGION COLUMN TRAY AND CORRESPONDING PLATE COLUMN
- Publication number 20230092008
- Publication date Mar 23, 2023
- BEIJING ZEHUA CHEMICAL ENGINEERING CO., LTD.
- Runxing Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
TOWER PACKING ELEMENT, TOWER PACKING, AND PACKING TOWER AND MIXER C...
- Publication number 20180297005
- Publication date Oct 18, 2018
- BEIJING ZEHUA CHEMICAL ENGINEERING CO., LTD.
- Runxing Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
TOWER PACKING ELEMENT, TOWER PACKING, AND PACKING TOWER AND MIXER C...
- Publication number 20180297006
- Publication date Oct 18, 2018
- BEIJING ZEHUA CHEMICAL ENGINEERING CO., LTD.
- Runxing Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Tray assembly for gas/liquid contact tower
- Publication number 20170361242
- Publication date Dec 21, 2017
- AMT International Inc.
- Adam T. Lee
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
TOWER PACKING ELEMENT, TOWER PACKING, AND PACKING TOWER AND MIXER C...
- Publication number 20150336079
- Publication date Nov 26, 2015
- BEIJING ZEHUA CHEMICAL ENGINEERING CO., LTD.
- Runxing Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Changzhi Wang

Person

Patents Grantslast 30 patents

Multi-bubbling region column tray and corresponding plate column

Multi-bubbling region column tray and corresponding plate column

Tower packing element, tower packing, and packing tower and mixer c...

Tower packing element, tower packing, and packing tower and mixer c...

Tower packing element, tower packing, and packing tower and mixer c...

Tray assembly for gas/liquid contact tower

Patents Applicationslast 30 patents

MULTI-BUBBLING REGION COLUMN TRAY AND CORRESPONDING PLATE COLUMN

TOWER PACKING ELEMENT, TOWER PACKING, AND PACKING TOWER AND MIXER C...

TOWER PACKING ELEMENT, TOWER PACKING, AND PACKING TOWER AND MIXER C...

Tray assembly for gas/liquid contact tower

TOWER PACKING ELEMENT, TOWER PACKING, AND PACKING TOWER AND MIXER C...