Method of treating borehole and drilling fluid

Roland Kalb (Inventor), Herbert Hofstätter (Inventor)

Research output: Patent


A method of treating a borehole is provided, wherein the method comprises introducing a drilling fluid into a borehole, wherein the drilling fluid comprises an ionic liquid. In particular, the ionic liquid may comprise a single ionic liquid, i.e. only one kind of anion and one kind of cation, or may comprise a mixture of different ionic liquids, e.g. may comprise several different anions and/or several different cations.

Original languageEnglish
Patent numberCN102428156
IPCC09K 8/ 035 A I
Priority date17/03/10
Publication statusPublished - 25 Apr 2012

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