Invention Grant
- Patent Title: C-36 dimer diamine hydrochloride salt as primary viscosifier for invert-emulsion drilling fluids
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Application No.: US17850368Application Date: 2022-06-27
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Publication No.: US12024669B2Publication Date: 2024-07-02
- Inventor: Vikrant Wagle , Abdullah Saleh Hussain Al-Yami , Omprakash Pal , Ali Mohammed Hussain Al Safran , Khawlah Alanqari
- Applicant: Saudi Arabian Oil Company
- Applicant Address: SA Dhahran
- Assignee: Saudi Arabian Oil Company
- Current Assignee: Saudi Arabian Oil Company
- Current Assignee Address: SA Dhahran
- Agency: Fish & Richardson P.C.
- Main IPC: C09K8/035
- IPC: C09K8/035 ; C09K8/03 ; E21B21/06
Abstract:
Methods for making and using an invert-emulsion drilling fluid, and the invert-emulsion drilling fluid are provided. An exemplary invert-emulsion drilling fluid includes a C-36 dimer diamine dihydrochloride salt (CDDH), an aqueous solvent, a non-aqueous solvent, an emulsifier, and calcium chloride.
Public/Granted literature
- US20230416587A1 C-36 DIMER DIAMINE HYDROCHLORIDE SALT AS PRIMARY VISCOSIFIER FOR INVERT-EMULSION DRILLING FLUIDS Public/Granted day:2023-12-28
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