BEIJING ZEHUA CHEMICAL ENGINEERING CO., LTD.

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Beijing, CN

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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
Multiple downcomer tray and tray column comprising the same
- Patent number 9,919,239
- Issue date Mar 20, 2018
- Beijing Zehua Chemical Engineering Co., Ltd.
- Runxing Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Extraction tower
- Patent number 9,687,755
- Issue date Jun 27, 2017
- Beijing Zehua Chemical Engineering Co., Ltd.
- Runxing Xie
- 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
Multiple Downcomer Tray and Tray Column Comprising the Same
- Publication number 20160144291
- Publication date May 26, 2016
- 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 20150336079
- Publication date Nov 26, 2015
- BEIJING ZEHUA CHEMICAL ENGINEERING CO., LTD.
- Runxing Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Extraction Tower
- Publication number 20150151217
- Publication date Jun 4, 2015
- Beijing Zehua Chemical Engineering Co. Ltd.
- Runxing Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Trademarklast 30 trademarks

Information Trademark
79323959 - ADV
- Serial number 79323959
- Registration number 7070554
- Filing date Sep 13, 2021
- Beijing Zehua Chemical Engineering Co.,Ltd.
- 7 - Machines and machine tools
Information Trademark
79259374 - D-FLOW
- Serial number 79259374
- Filing date Apr 5, 2019
- Beijing Zehua Chemical Engineering Co.,Ltd.
- 7 - Machines and machine tools
Information Trademark
79090805 - SEPRING
- Serial number 79090805
- Registration number 3964684
- Filing date Jul 2, 2010
- Beijing Zehua Chemical Engineering Co.,Ltd.
- 7 - Machines and machine tools
Information Trademark
79090806 - SEPAK
- Serial number 79090806
- Registration number 3964685
- Filing date Jul 2, 2010
- Beijing Zehua Chemical Engineering Co.,Ltd.
- 7 - Machines and machine tools
Information Trademark
79063906 - EDV
- Serial number 79063906
- Registration number 3715484
- Filing date Dec 1, 2008
- Beijing Zehua; Chemical Engineering Co., Ltd.
- 7 - Machines and machine tools

BEIJING ZEHUA CHEMICAL ENGINEERING CO., LTD.

Organization

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...

Multiple downcomer tray and tray column comprising the same

Extraction 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...

Multiple Downcomer Tray and Tray Column Comprising the Same

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

Extraction Tower

Trademarklast 30 trademarks

79323959 - ADV

79259374 - D-FLOW

79090805 - SEPRING

79090806 - SEPAK

79063906 - EDV