Effect of phosphates on water treatment : phosphates in Illinois surface waters /

"Final report for the period June 15, 1955 to September 15, 1957 for American Association of Soap and Glycerine Producers."

Effect of phosphates on water treatment : phase III. effects of phosphates on coagulation and sedimentation of turbid waters /

"Final report for the period June 15, 1955 to September 15, 1957 for American Association of Soap and Glycerine Producers."

Les combustibles minéraux, les minerais, et les phosphates en Algérie.

Mode of access: Internet.

The mineral industry of the British Empire and foreign countries. Statistics, 1920-1922. Phosphates.

At head of title: Imperial Mineral Resources Bureau.

The mineral industry of the British Empire and foreign countries. Statistics, 1919-1921. Phosphates.

At head of title: Imperial Mineral Resources Bureau.

Phosphoric acid, phosphates and phosphatic fertilizers.

Includes bibliographies.

Researches on the arseniates, phosphates, and modifications of phosphoric acid.

"Specially noteworthy on two different grounds--firstly, because in it the relations to each other of ortho-, pyro-, and metaphosphoric acids and the corresponding salts were first pointed out; and secondly, because it formed the starting point of the idea of the basicity of acids."--Editor's pref.

Evaporative process for treatment of phosphate containing effluent /

Mode of access: Internet.

Uptake of soluble phosphate by activated sludge /

"Supported by Federal Water Pollution Control Administration ... research fellowship F1-WP-21, 616, and Ford Foundation."

Selected annotated bibliography of the geology of uraniferous phosphorites in the United States /

"This report concerns work done on behalf of the Division of Raw Materials of the U.S. Atomic Energy Commission."

Die fabrikation des superphosphats mit berücksichtigung der anderen gebräuchlichen düngemittel; ein handbuch für den düngerchemiker im betriebe und im laboratorium,

"Literatur": p. 460.

Phosphate resources of the United States. Extract from Hearings before the Joint committee to investigate the adequacy and use of phosphate resources of the United States, Congress of the United States, Seventy-fifth Congress, third session, November 29, 1938 ...

James P. Pope, chairman.

De Thomas-slakken, hunne beteeknis en toepassing als bemestingsmittel.

Mode of access: Internet.