Dawei Zhang

Person

Liaoning, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for treating polluted and malodorous river
- Patent number 10,894,729
- Issue date Jan 19, 2021
- Mississippi International Water Inc.
- Dawei Zhang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and device for anaerobic pyrolysis treatment of dead-of-dise...
- Patent number 10,213,817
- Issue date Feb 26, 2019
- Mississippi International Water Inc.
- Dawei Zhang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Active coke regeneration mixed vapor treatment method and apparatus
- Patent number 10,207,215
- Issue date Feb 19, 2019
- MISSISSIPPI INTERNATIONAL WATER INC.
- Dawei Zhang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Refuse treatment method and apparatus for separating solid and liqu...
- Patent number 10,071,404
- Issue date Sep 11, 2018
- MISSISSIPPI INTERNATIONAL WATER INC.
- Dawei Zhang
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Method and device for removing dust and cooling for active coke reg...
- Patent number 9,770,704
- Issue date Sep 26, 2017
- MISSISSIPPI INTERNATIONAL WATER INC.
- Dawei Zhang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Combined device for sewage deep treatment and treatment method
- Patent number 9,738,546
- Issue date Aug 22, 2017
- MISSISSIPPI INTERNATIONAL WATER (CHINA) INC.
- Dawei Zhang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and apparatus for regenerating activated coke used for treat...
- Patent number 8,388,902
- Issue date Mar 5, 2013
- Dawei Zhang
- Dawei Zhang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Assembling unit for filtration and adsorption of waste and sewage w...
- Patent number 7,699,977
- Issue date Apr 20, 2010
- Shenyang David Environmental Protection & Energy Saving Equipment Co., Ltd.
- Dawei Zhang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for treating saturated activated coke
- Patent number 7,678,738
- Issue date Mar 16, 2010
- Mississippi International Water, Inc.
- Dawei Zhang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR TREATING BLACK AND ODOROUS RIVER
- Publication number 20190127245
- Publication date May 2, 2019
- MISSISSIPPI INTERNATIONAL WATER INC.
- Dawei Zhang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD AND DEVICE FOR ANAEROBIC PYROLYSIS TREATMENT OF DEAD-OF-DISE...
- Publication number 20160339488
- Publication date Nov 24, 2016
- Pte. Ltd.
- Dawei ZHANG
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Application
COMBINED DEVICE FOR SEWAGE DEEP TREATMENT AND TREATMENT METHOD
- Publication number 20160272508
- Publication date Sep 22, 2016
- MISSISSIPPI INTERNATIONAL WATER (CHINA) INC.
- Dawei ZHANG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
REFUSE TREATMENT METHOD AND APPARATUS FOR SEPARATING SOLID AND LIQU...
- Publication number 20160243601
- Publication date Aug 25, 2016
- MISSISSIPPI INTERNATIONAL WATER INC.
- Dawei ZHANG
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
ACTIVE COKE REGENERATION MIXED VAPOR TREATMENT METHOD AND APPARATUS
- Publication number 20150174519
- Publication date Jun 25, 2015
- MISSISSIPPI INTERNATIONAL INC.
- Dawei Zhang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD AND DEVICE FOR REMOVING DUST AND COOLING FOR ACTIVE COKE REG...
- Publication number 20140353137
- Publication date Dec 4, 2014
- MISSISSIPPI INTERNATIONAL WATER INC.
- Dawei Zhang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
DESTRUCTIVE DISTILLATION APPARATUS
- Publication number 20140332362
- Publication date Nov 13, 2014
- MISSISSIPPI INTERNATIONAL WATER INC.
- Dawei Zhang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
METHOD AND APPARATUS FOR REGENERATING ACTIVATED COKE USED FOR TREAT...
- Publication number 20100311568
- Publication date Dec 9, 2010
- Dawei Zhang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR TREATING SATURATED ACTIVATED COKE
- Publication number 20090197759
- Publication date Aug 6, 2009
- MISSISSIPPI INTERNATIONAL WATER INC.
- Dawei Zhang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method for Treating Sludge of the Sewage Treatment Plants by Using...
- Publication number 20080017086
- Publication date Jan 24, 2008
- Shenyang David International Machinery & Electric Equipment Co., Ltd
- Dawei Zhang
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Assembling Unit For Filtration And Adsorption Of Waste And Sewage W...
- Publication number 20070199867
- Publication date Aug 30, 2007
- SHENYANG DAVID ENVIRONMENTAL PROTECTION & ENERGY SAVING EQUIPMENT CO., LTD.
- Dawei Zhang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Dawei Zhang

Person

Patents Grantslast 30 patents

Method and apparatus for treating polluted and malodorous river

Method and device for anaerobic pyrolysis treatment of dead-of-dise...

Active coke regeneration mixed vapor treatment method and apparatus

Refuse treatment method and apparatus for separating solid and liqu...

Method and device for removing dust and cooling for active coke reg...

Combined device for sewage deep treatment and treatment method

Method and apparatus for regenerating activated coke used for treat...

Assembling unit for filtration and adsorption of waste and sewage w...

Method for treating saturated activated coke

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR TREATING BLACK AND ODOROUS RIVER

METHOD AND DEVICE FOR ANAEROBIC PYROLYSIS TREATMENT OF DEAD-OF-DISE...

COMBINED DEVICE FOR SEWAGE DEEP TREATMENT AND TREATMENT METHOD

REFUSE TREATMENT METHOD AND APPARATUS FOR SEPARATING SOLID AND LIQU...

ACTIVE COKE REGENERATION MIXED VAPOR TREATMENT METHOD AND APPARATUS

METHOD AND DEVICE FOR REMOVING DUST AND COOLING FOR ACTIVE COKE REG...

DESTRUCTIVE DISTILLATION APPARATUS

METHOD AND APPARATUS FOR REGENERATING ACTIVATED COKE USED FOR TREAT...

METHOD FOR TREATING SATURATED ACTIVATED COKE

Method for Treating Sludge of the Sewage Treatment Plants by Using...

Assembling Unit For Filtration And Adsorption Of Waste And Sewage W...