Inventor
GU SONGYUAN
CN15 patents
⚠️ This page may combine multiple inventors who share the name “GU SONGYUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHINA PETROLEUM & CHEM CORP
14 patentsUS12037541B2Jul 16, 2024
Anionic-cationic-nonionic surfactant, production and use thereof
CHINA PETROLEUM & CHEM CORP0 citations60
US11286416B2Mar 29, 2022
Surfactant composition and preparation method therefor and application thereof
CHINA PETROLEUM & CHEM CORP0 citations60
US11193055B2Dec 7, 2021
Surfactant composition and preparation method therefor and application thereof
CHINA PETROLEUM & CHEM CORP0 citations60
US11186764B2Nov 30, 2021
Anionic-cationic-nonionic surfactant, production and use thereof
CHINA PETROLEUM & CHEM CORP0 citations60
US11920083B2Mar 5, 2024
Surfactant composition, and manufacturing method and application of same
CHINA PETROLEUM & CHEM CORP0 citations59
US11820690B2Nov 21, 2023
Apparatus and method for treating waste water containing ammonium salts
CHINA PETROLEUM & CHEM CORP0 citations59
US11578253B2Feb 14, 2023
Surfactant composition, and manufacturing method and application of same
CHINA PETROLEUM & CHEM CORP0 citations59
US11572289B2Feb 7, 2023
Apparatus and method for treating waste water containing ammonium salts
CHINA PETROLEUM & CHEM CORP0 citations59
US10815132B2Oct 27, 2020
Apparatus and method for treating waste water containing ammonium salts
CHINA PETROLEUM & CHEM CORP1 citations59
US10526528B2Jan 7, 2020
Surfactant composition and preparation method therefor and application thereof
CHINA PETROLEUM & CHEM CORP0 citations50
US10400156B2Sep 3, 2019
Anionic-cationic-nonionic surfactant, production and use thereof
CHINA PETROLEUM & CHEM CORP0 citations50
US9855539B2Jan 2, 2018
Separation device for use in fluidized bed reactor, reaction regeneration apparatus and process for preparing olefins, and process for preparing aromatic hydrocarbons
CHINA PETROLEUM & CHEM CORP0 citations49
US10829401B2Nov 10, 2020
Apparatus and method for treating waste water containing ammonium salts
CHINA PETROLEUM & CHEM CORP0 citations48
US10723936B2Jul 28, 2020
Surfactant composition, and manufacturing method and application of same
CHINA PETROLEUM & CHEM CORP0 citations46