Pahlman, J. E.
Safe cleaning of State of Maine filters using EDTA-type chelating agents / by John E. Pahlman and Daniel N. Tallman. - Pittsburgh, Pa. : U.S. Dept. of the Interior, Bureau of Mines, 1986. - 12 p. : ill. ; 28 cm. - Information circular ; 9095 . - Information circular (United States. Bureau of Mines) ; 9095. .
Filters and filtration.
Ethylenediaminetetraacetic acid.
Ore dressing.
Calcium carbonate.
TN295 TN535 / .U4 no. 9095
622 s 669/.22�19
Safe cleaning of State of Maine filters using EDTA-type chelating agents / by John E. Pahlman and Daniel N. Tallman. - Pittsburgh, Pa. : U.S. Dept. of the Interior, Bureau of Mines, 1986. - 12 p. : ill. ; 28 cm. - Information circular ; 9095 . - Information circular (United States. Bureau of Mines) ; 9095. .
Filters and filtration.
Ethylenediaminetetraacetic acid.
Ore dressing.
Calcium carbonate.
TN295 TN535 / .U4 no. 9095
622 s 669/.22�19