Flocculation and clarification in activated sludge systems /

Vita.

The influence of ultrasonic vibrations upon the physical features of activated sludge.

Thesis (M.S.)--University of Illinois.

Changes in some physical properties of activated sludge under different biological loading conditions.

"Supported by Federal Water Pollution Control Administration Research Grant WP 1011."

Investigation of a radioactivity technique for the determination of dissolved oxygen /

Mode of access: Internet.

A dissolved oxygen analyzer : final report /

"Other issues of this report may bear the number RTI-2513-T11"--Page 2 of cover.

The three sludge system for nitrogen and phosphorus removal /

"Presented at the 44th Annual Conference of the Water Pollution Control Federation, San Francisco, California (October, 1971)"--P. 1.

Ultraviolet disinfection of activated sludge effluent discharging to shellfish waters /

Mode of access: Internet.

Standards : method and procedure for the determination of dissolved oxygen.

Mode of access: Internet.

The fertilizer value of activated sludge

Mode of access: Internet.

Dissolved-oxygen regime of the Jordan River, Salt Lake County, Utah /

"WRI 84-4056"--P. [4] of cover.

Waste stabilization lagoon microorganism removal efficiency and effluent disinfection with chlorine /

Mode of access: Internet.