Zhonghua Zhang

Person

Beijing, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Low temperature resistant oil casing having high strength and high...
- Patent number 11,519,049
- Issue date Dec 6, 2022
- Baoshan Iron & Steel Co., Ltd.
- Wen Sun
- C21 - METALLURGY OF IRON
Information Patent Grant
High-strength and high-toughness perforating gun tube and manufactu...
- Patent number 11,459,643
- Issue date Oct 4, 2022
- Baoshan Iron & Steel Co., Ltd.
- Xiaoming Dong
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for on-line quenching of seamless steel tube using residual...
- Patent number 11,293,072
- Issue date Apr 5, 2022
- Baoshan Iron & Steel Co., Ltd.
- Zhonghua Zhang
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for manufacturing bainite high-strength seamless steel tube,...
- Patent number 11,203,794
- Issue date Dec 21, 2021
- Baoshan Iron & Steel Co., Ltd.
- Yaoheng Liu
- C21 - METALLURGY OF IRON
Information Patent Grant
Seamless steel tube with high strength and toughness and manufactur...
- Patent number 11,015,232
- Issue date May 25, 2021
- Baoshan Iron & Steel Co., Ltd.
- Yaoheng Liu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Ultra-high strength and ultra-high toughness casing steel, oil casi...
- Patent number 10,851,432
- Issue date Dec 1, 2020
- Baoshan Iron & Steel Co., Ltd.
- Xiaoming Dong
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for preparing solid amine gas adsorption material
- Patent number 9,649,618
- Issue date May 16, 2017
- National Institute of Clean-and-Low-Carbon Energy
- Baodong Wang
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
SEAMLESS STEEL TUBE RESISTANT TO CARBON DIOXIDE CORROSION AND MANUF...
- Publication number 20240247350
- Publication date Jul 25, 2024
- Baoshan Iron & Steel Co., Ltd
- Suzhen Luo
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH AND HIGH-TOUGHNESS BAINITE GEOLOGICAL DRILLING PIPE A...
- Publication number 20240229979
- Publication date Jul 11, 2024
- Baoshan Iron & Steel Co., Ltd
- Wen SUN
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH AND HIGH-TOUGHNESS BAINITE GEOLOGICAL DRILLING PIPE A...
- Publication number 20240133490
- Publication date Apr 25, 2024
- Baoshan Iron & Steel Co., Ltd
- Wen SUN
- C21 - METALLURGY OF IRON
Information Patent Application
Anti-Collapse Oil Casing with High Strength and Manufacturing Metho...
- Publication number 20230211396
- Publication date Jul 6, 2023
- Baoshan Iron & Steel Co., Ltd
- Xiaoming Dong
- C21 - METALLURGY OF IRON
Information Patent Application
AQUEOUS COATING COMPOSITION AND PROCESS FOR PREPARING THE SAME
- Publication number 20230203317
- Publication date Jun 29, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- Jinfei Wang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
High Strength, High-Temperature Corrosion Resistant Martensitic Sta...
- Publication number 20230167522
- Publication date Jun 1, 2023
- Baoshan Iron & Steel Co., Ltd
- Chunxia ZHANG
- C21 - METALLURGY OF IRON
Information Patent Application
AQUEOUS DISPERSION COMPRISING MULTISTAGE POLYMERIC PARTICLES
- Publication number 20220127489
- Publication date Apr 28, 2022
- Rohm and Haas Company
- Jinfei Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
LOW TEMPERATURE RESISTANT OIL CASING HAVING HIGH STRENGTH AND HIGH...
- Publication number 20210025020
- Publication date Jan 28, 2021
- Wen SUN
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH AND HIGH-TOUGHNESS PERFORATING GUN TUBE AND MANUFACTU...
- Publication number 20190316234
- Publication date Oct 17, 2019
- Baoshan Iron & Steel Co., Ltd
- Xiaoming DONG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Seamless Line Pipe Resistant to Corrosion by CO2/H2S and Sulfate-Re...
- Publication number 20180312937
- Publication date Nov 1, 2018
- China University of Petroleum-Beijing
- Haobo Yu
- C21 - METALLURGY OF IRON
Information Patent Application
ONLINE-CONTROL COOLING PROCESS FOR SEAMLESS STEEL TUBE FOR EFFECTIV...
- Publication number 20180298459
- Publication date Oct 18, 2018
- Baoshan Iron & Steel Co., Ltd
- Yaoheng LIU
- C21 - METALLURGY OF IRON
Information Patent Application
ULTRA-HIGH STRENGTH AND ULTRA-HIGH TOUGHNESS CASING STEEL, OIL CASI...
- Publication number 20180291475
- Publication date Oct 11, 2018
- Baoshan Iron & Steel Co., Ltd
- Xiaoming DONG
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR MANUFACTURING BAINITE HIGH-STRENGTH SEAMLESS STEEL TUBE,...
- Publication number 20180282833
- Publication date Oct 4, 2018
- Baoshan Iron & Steel Co., Ltd
- Yaoheng LIU
- C21 - METALLURGY OF IRON
Information Patent Application
SEAMLESS STEEL TUBE WITH HIGH STRENGTH AND TOUGHNESS AND MANUFACTUR...
- Publication number 20180274054
- Publication date Sep 27, 2018
- Yaoheng LIU
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS FOR ON-LINE QUENCHING OF SEAMLESS STEEL TUBE USING RESIDUAL...
- Publication number 20180265941
- Publication date Sep 20, 2018
- Baoshan Iron & Steel Co., Ltd
- Zhonghua ZHANG
- C21 - METALLURGY OF IRON
Information Patent Application
ULTRA-HIGH-STRENGTH AND ULTRA-HIGH-TOUGHNESS OIL CASING AND MANUFAC...
- Publication number 20170159157
- Publication date Jun 8, 2017
- Baoshan Iron & Steel Co., Ltd
- Xiaoming DONG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for Preparing Solid Amine Gas Adsorption Material
- Publication number 20150321167
- Publication date Nov 12, 2015
- NATIONAL INSTITUTE OF CLEAN-AND-LOW-CARBON ENERGY
- Baodong Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Zhonghua Zhang

Person

Patents Grantslast 30 patents

Low temperature resistant oil casing having high strength and high...

High-strength and high-toughness perforating gun tube and manufactu...

Process for on-line quenching of seamless steel tube using residual...

Method for manufacturing bainite high-strength seamless steel tube,...

Seamless steel tube with high strength and toughness and manufactur...

Ultra-high strength and ultra-high toughness casing steel, oil casi...

Method for preparing solid amine gas adsorption material

Patents Applicationslast 30 patents

SEAMLESS STEEL TUBE RESISTANT TO CARBON DIOXIDE CORROSION AND MANUF...

HIGH-STRENGTH AND HIGH-TOUGHNESS BAINITE GEOLOGICAL DRILLING PIPE A...

HIGH-STRENGTH AND HIGH-TOUGHNESS BAINITE GEOLOGICAL DRILLING PIPE A...

Anti-Collapse Oil Casing with High Strength and Manufacturing Metho...

AQUEOUS COATING COMPOSITION AND PROCESS FOR PREPARING THE SAME

High Strength, High-Temperature Corrosion Resistant Martensitic Sta...

AQUEOUS DISPERSION COMPRISING MULTISTAGE POLYMERIC PARTICLES

LOW TEMPERATURE RESISTANT OIL CASING HAVING HIGH STRENGTH AND HIGH...

HIGH-STRENGTH AND HIGH-TOUGHNESS PERFORATING GUN TUBE AND MANUFACTU...

Seamless Line Pipe Resistant to Corrosion by CO2/H2S and Sulfate-Re...

ONLINE-CONTROL COOLING PROCESS FOR SEAMLESS STEEL TUBE FOR EFFECTIV...

ULTRA-HIGH STRENGTH AND ULTRA-HIGH TOUGHNESS CASING STEEL, OIL CASI...

METHOD FOR MANUFACTURING BAINITE HIGH-STRENGTH SEAMLESS STEEL TUBE,...

SEAMLESS STEEL TUBE WITH HIGH STRENGTH AND TOUGHNESS AND MANUFACTUR...

PROCESS FOR ON-LINE QUENCHING OF SEAMLESS STEEL TUBE USING RESIDUAL...

ULTRA-HIGH-STRENGTH AND ULTRA-HIGH-TOUGHNESS OIL CASING AND MANUFAC...

Method for Preparing Solid Amine Gas Adsorption Material