Beneficial disposal of water purification plant sludges in wastewater treatment /

Mode of access: Internet.

Sequential purification and crystal growth for the production of low cost silicon substrates : quarterly technical progress report no. 1, September 15-December 31, 1979 /

"February 1980."

Sequential purification and crystal growth for the production of low cost silicon substrates : annual report, September 15, 1979-September 14, 1980 /

"Work Performed Under Contract No. AC02-77CH00178."

Sequential purification and crystal growth for the production of low cost silicon substrates : quarterly technical progress report no. 3, April 1-June 30, 1980 /

"August 1980."

Part I. A closing roll from Holy and Eternal Wisdom, Mother Ann, Father William and Father James, to the children of Zion : Part II. A sacred covenant of our heavenly parents, sent forth upon earth to their children, at the close of their late manifestation, (on the holy mount of God,) for the purification of Zion and the inhabitants thereof /

Text printed in two columns.

The purification and gas chromatographic analysis of helium /

"Issued June 30, 1961."

List of publications pertaining to water supply and purification, sewage and industrial waste treatment, water pollution control, milk and food sanitation, and other selected environmental health subjects.

Cover title.

Research study of physicochemical techniques for the purification of organic compounds,

On cover: Distributed by: Clearinghouse for Federal Scientific and Technical Information, U.S. Dept. of Commerce.

Talmud Babli : Massekhet Nidah im pe[rushe] ... : Masseches Nida qui traite de la Purification des femmes ... [Talmud de Babilonia : Tratado Nidah con comentarios ...]

Mode of access: Internet.

Purification of americium chloride solutions by mercury cathode electrolysis /

A process has been developed for the removal of chromium, copper, iron, manganese, nickel, lead, tin, and zinc impurities from an acid aqueous solution of americium chloride using a mercury cathode cell operating at 5-10 amperes and 16-18 volts. The americium is not affected. The process may also be used to remove other impurity elements.

Recovery and preliminary purification of Americium obtained from waste material /

"Contract AT (29-1)-1106."

Purification of the Washington water supply.

Mode of access: Internet.

Simplified techniques for determination of theoretical and effective self-purification coefficients of polluted streams /

Mode of access: Internet.

Studies for the purification of isopropyl alcohol.

"Contract no.14-17-0007-888"--pt. 1, "Contract no.14-17-0007-976"--pt.2

The purification of water for boiler feeding.

Mode of access: Internet.