METHOD AND MEANS FOR THE ABSORPTION OF PETROLEUM PRODUCTS

摘要

1,210,690. Treating oil on water. H. E. FAHLVIK. 23 May, 1968 [26 May, 1967], No. 24698/68. Heading C1C. [Also in Division E1] Oil is removed from the surface of water by absorbtive treatment with bark from the trees of the families Pinaceae and Toxodiaceae of the order coniferae.