| 摘要 |
PCT No. PCT/NO95/00181 Sec. 371 Date Jun. 18, 1997 Sec. 102(e) Date Jun. 18, 1997 PCT Filed Oct. 6, 1995 PCT Pub. No. WO96/12678 PCT Pub. Date May 2, 1996Method and equipment for purification of a liquid, where the liquid is polluted by other liquids or solid material, e.g. removing oil from oil contamined water, comprising a flocculation device (2) and a flotation device (8). The method comprises adding one or more chemicals to the liquid in a flocculation device that comprises one or more pipe loops (2) with built-in agitators (3, 20, 21) providing turbulence and plug-type flow through the loop. Thereupon purified liquid and pollutants are separated in the flotation device or in a sedimentation device (8). The equipment according to the invention comprises a pipe loop (2), provided with built-in agitator(s) (3, 20, 21), connected to the flotation device (8). |
