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Kai Wang
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Guangdong, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Fracturing control apparatus and control method therefor
Patent number
12,140,010
Issue date
Nov 12, 2024
Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
Kai Wang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fracturing fluid mixing equipment
Patent number
12,090,452
Issue date
Sep 17, 2024
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Jifeng Zhong
E21 - EARTH DRILLING MINING
Information
Patent Grant
Evaluation method and evaluation device of health state of well sit...
Patent number
11,867,594
Issue date
Jan 9, 2024
Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
Kaishen Liu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Ferromagnetic object detection device and method for detecting tubi...
Patent number
11,629,589
Issue date
Apr 18, 2023
Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
Haojie Lin
G01 - MEASURING TESTING
Information
Patent Grant
Fracturing control apparatus and control method therefor
Patent number
11,549,349
Issue date
Jan 10, 2023
Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
Kai Wang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Package having unitary body including a break-off cap
Patent number
9,908,677
Issue date
Mar 6, 2018
Colgate Palmolive Company
Yu Shi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Package having unitary body including a break-off cap
Patent number
9,376,248
Issue date
Jun 28, 2016
Colgate Palmolive Company
Yu Shi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Packaging and materials for making same
Patent number
9,138,968
Issue date
Sep 22, 2015
Colgate Palmolive Company
Yu Shi
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
Full-Electric Drive Cementing Control System
Publication number
20240226832
Publication date
Jul 11, 2024
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Pengyuan ZHANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Full-Electric Drive Cementing Control System
Publication number
20240131486
Publication date
Apr 25, 2024
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Pengyuan ZHANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
REFRIGERATOR PRESERVATION CONTROL METHOD AND REFRIGERATOR
Publication number
20230341176
Publication date
Oct 26, 2023
QINGDAO HAIER REFRIGERATOR CO., LTD
Xiaofeng LI
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD FOR CONTROLLING TEMPERATURE OF REFRIGERATOR, AND REFRIGERATOR
Publication number
20230332818
Publication date
Oct 19, 2023
QINGDAO HAIER REFRIGERATOR CO., LTD
Lisheng JI
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
CONTROL METHOD FOR REFRIGERATING AND FREEZING DEVICE, AND REFRIGERA...
Publication number
20230251013
Publication date
Aug 10, 2023
QINGDAO HAIER SPECIAL REFRIGERATOR CO., LTD
Lisheng JI
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
CONTROL METHOD FOR REFRIGERATING AND FREEZING DEVICE, AND REFRIGERA...
Publication number
20230243584
Publication date
Aug 3, 2023
CHONGQING HAIER REFRIGERATION ELECTRIC APPLIANCE CO., LTD.
Lisheng JI
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
FRACTURING CONTROL APPARATUS AND CONTROL METHOD THEREFOR
Publication number
20230119725
Publication date
Apr 20, 2023
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Kai WANG
E21 - EARTH DRILLING MINING
Information
Patent Application
EVALUATION METHOD AND EVALUATION DEVICE OF HEALTH STATE OF WELL SIT...
Publication number
20230092705
Publication date
Mar 23, 2023
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Kaishen LIU
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FERROMAGNETIC OBJECT DETECTION DEVICE AND METHOD FOR DETECTING TUBI...
Publication number
20220372865
Publication date
Nov 24, 2022
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Haojie LIN
E21 - EARTH DRILLING MINING
Information
Patent Application
FRACTURING CONTROL APPARATUS AND CONTROL METHOD THEREFOR
Publication number
20220364452
Publication date
Nov 17, 2022
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Kai WANG
E21 - EARTH DRILLING MINING
Information
Patent Application
FRACTURING FLUID MIXING EQUIPMENT
Publication number
20210308638
Publication date
Oct 7, 2021
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Jifeng ZHONG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PACKAGE HAVING UNITARY BODY INCLUDING A BREAK-OFF CAP
Publication number
20150210456
Publication date
Jul 30, 2015
Colgate-Palmolive Company
Yu Shi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
PACKAGE HAVING UNITARY BODY INCLUDING A BREAK-OFF CAP
Publication number
20150151891
Publication date
Jun 4, 2015
Colgate-Palmolive Company
Yu Shi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
PACKAGING AND MATERIALS FOR MAKING SAME
Publication number
20130333787
Publication date
Dec 19, 2013
Colgate-Palmolive Company
Yu Shi
B32 - LAYERED PRODUCTS