Pingtian Fan

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Yanan City, CN

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Patents Grantslast 30 patents

Information Patent Grant
System for segmented simultaneous water injection and oil recovery...
- Patent number 11,982,166
- Issue date May 14, 2024
- Nanniwan Oil Production Plant, Yanchang Oilfield Co., Ltd.
- Pingtian Fan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fracturing method with synergistic effects of energy enhancement, o...
- Patent number 11,840,911
- Issue date Dec 12, 2023
- Nanniwan Oil Production Plant, Yanchang Oilfield Co., Ltd.
- Pingtian Fan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Volumetric fracturing method of temporarily plugging and diverting...
- Patent number 11,408,264
- Issue date Aug 9, 2022
- Yangtze University
- Weichu Yu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Enhanced oil recovery method with single well huff and puff and int...
- Patent number 11,352,866
- Issue date Jun 7, 2022
- Yangtze University
- Weichu Yu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM FOR SEGMENTED SIMULTANEOUS WATER INJECTION AND OIL RECOVERY...
- Publication number 20230366302
- Publication date Nov 16, 2023
- Nanniwan Oil Production Plant, Yanchang Oilfield Co., Ltd.
- Pingtian FAN
- E21 - EARTH DRILLING MINING
Information Patent Application
FRACTURING METHOD WITH SYNERGISTIC EFFECTS OF ENERGY ENHANCEMENT, O...
- Publication number 20230193732
- Publication date Jun 22, 2023
- Nanniwan Oil Production Plant,Yanchang Oilfield Co., Ltd.
- Pingtian FAN
- E21 - EARTH DRILLING MINING
Information Patent Application
VOLUMETRIC FRACTURING METHOD OF TEMPORARILY PLUGGING AND DIVERTING...
- Publication number 20220127942
- Publication date Apr 28, 2022
- Yangtze University
- Weichu Yu
- E21 - EARTH DRILLING MINING