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Patents Grantslast 30 patents

Information Patent Grant
High-temperature-resistant deep penetration molecular membrane acid...
- Patent number 12,234,309
- Issue date Feb 25, 2025
- Chengdu LEPS Technology Co., Ltd
- Jianchun Guo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
High-temperature visual acid etching experimental device and method
- Patent number 12,168,752
- Issue date Dec 17, 2024
- SOUTHWEST PETROLEUM UNIVERSITY
- Kun Wang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method of calculating etching profile of acid-etched fracture syste...
- Patent number 11,015,924
- Issue date May 25, 2021
- SOUTHWEST PETROLEUM UNIVERSITY
- Jianchun Guo
- G01 - MEASURING TESTING
Information Patent Grant
Method for experimentally determining conductivity distribution of...
- Patent number 10,908,317
- Issue date Feb 2, 2021
- SOUTHWEST PETROLEUM UNIVERSITY
- Bo Gou
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
HIGH-TEMPERATURE VISUAL ACID ETCHING EXPERIMENTAL DEVICE AND METHOD
- Publication number 20240228864
- Publication date Jul 11, 2024
- SOUTHWEST PETROLEUM UNIVERSITY
- Kun WANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
THREE-DIMENSIONAL ACID FRACTURING METHOD FOR CARBONATE RESERVOIRS I...
- Publication number 20240037301
- Publication date Feb 1, 2024
- SOUTHWEST PETROLEUM UNIVERSITY
- Jianchun GUO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method of calculating etching profile of acid-etched fracture syste...
- Publication number 20210048293
- Publication date Feb 18, 2021
- SOUTHWEST PETROLEUM UNIVERSITY
- Jianchun Guo
- G01 - MEASURING TESTING
Information Patent Application
METHOD FOR EXPERIMENTALLY DETERMINING CONDUCTIVITY DISTRIBUTION OF...
- Publication number 20190033488
- Publication date Jan 31, 2019
- SOUTHWEST PETROLEUM UNIVERSITY
- Bo GOU
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...