| 摘要 |
The present invention relates to method for removing sodium chloride from a composition comprising a hydrate inhibitor, said method comprising the steps of: (i) contacting said composition with a solution of sodium chloride to form a mixture; and (ii) withdrawing a vapour comprising water and/or hydrate inhibitor from said mixture, such that (a) a vapour phase comprising water and/or hydrate inhibitor and (b) a liquid containing sodium chloride is formed; and (iii) separating sodium chloride crystals from said liquid. |
