Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Omv Petrom S.A.filedCriticalOmv Petrom S.A.
Priority to RO95-01801ApriorityCriticalpatent/RO114973B1/en
Publication of RO114973B1publicationCriticalpatent/RO114973B1/en
Invenţia se referă la un aditiv cu acţiune de umectant şi emulgator pentru fluide de foraj, pe bază de produse petroliere, şi este o substanţă tensioactivă hidrofobă, obţinută prin polietoxilarea acizilor graşi nesaturaţi, lichizi, de tip acid oleic, linoleic, linoleinic cu 3...6 moli de etilenă.The invention relates to a wetting agent and emulsifier for drilling fluids based on petroleum products and is a hydrophobic surfactant obtained by polyethoxylation of unsaturated, liquid fatty acids, oleic acid, linoleic acid, linolenic with 3. .6 moles of ethylene.
Use of selected ester oils in water-based drilling fluids of the o/w emulsion type and corresponding drilling fluids with improved ecological acceptability
Oil-based drilling fluid comprising a non-polluting emulsifying system which can be used for any base oil and which is stable in respect of gas hydrates formation