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Yousef H. Dahnem
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Qatif, SA
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Patents Grants
last 30 patents
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Patent Grant
Loss circulation treatment fluid injection into wells
Patent number
11,613,944
Issue date
Mar 28, 2023
Saudi Arabian Oil Company
Bander S Al-Malki
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cementing high-loss zones
Patent number
11,319,771
Issue date
May 3, 2022
Saudi Arabian Oil Company
Bandar S. Al-Malki
E21 - EARTH DRILLING MINING
Information
Patent Grant
Loss circulation treatment fluid injection into wells
Patent number
11,313,187
Issue date
Apr 26, 2022
Saudi Arabian Oil Company
Bander S Al-Malki
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
LOSS CIRCULATION TREATMENT FLUID INJECTION INTO WELLS
Publication number
20220213742
Publication date
Jul 7, 2022
Saudi Arabian Oil Company
Bander S. Al-Malki
E21 - EARTH DRILLING MINING
Information
Patent Application
LOSS CIRCULATION TREATMENT FLUID INJECTION INTO WELLS
Publication number
20220042383
Publication date
Feb 10, 2022
Saudi Arabian Oil Company
Bander S. Al-Malki
E21 - EARTH DRILLING MINING
Information
Patent Application
CEMENTING HIGH-LOSS ZONES
Publication number
20210340840
Publication date
Nov 4, 2021
Saudi Arabian Oil Company
Bandar S. Al-Malki
E21 - EARTH DRILLING MINING