Primary Coagulant Aid Outperforms Alum, Slashes Operating Costs

At a water treatment plant in Cleveland a primary coagulant aid slashed the operating costs.

Deck: 

At Work on Chemicals

Activation Date: 
October 19, 2001
Files: 
Legacy
Legacy ID: 
12709

Controlling Nitrification in a Water Distribution System Using Sodium Chlorite

Engineers set out to discover whether the direct addition of sodium chlorite to a water stream might be an effective nitrification control process.

Deck: 

Water Treatment

About The Author: 

Thomas L. O’Connor, BSEE, MBA, is project director, H2O’C Engineering, Columbia, Mo. e-mail: Tom@h2oc.com
 
Bart Murphy, BSCE, is superintendent of Water, Willmar (Minn.) Municipal Utilities.
 
John T. O’Connor, EngD, PE, is principal, H2O’C Engineering, Columbia, Mo. Phone: 877-22-WATER; e-mail: John@h2oc.com.
 

Activation Date: 
September 21, 2001
Legacy
Legacy ID: 
12646

Connection of Sensors to Valves Is Chemical Plant’s Formula for Total Quality

To obtain its ISO 9000 Certification, State Chemical — a division of State Industrial Products — replaced its deteriorating batch control systems with  Easy LINK™ solutions consisting of Burkert Type 8035 inline flow transmitters with digital display, direct-linked to Burkert Type 2000 Y-pattern valves for precision ON/OFF control.

About The Author: 

For further information, phone Burkert at 949-223-3100.

Publication Date: 
August 14, 2001
Activation Date: 
August 14, 2001
Legacy
Legacy ID: 
12635

Storage Tanks Insulated with Urethane Foam Increase Energy Efficiency

A spray-applied coating and insulation system to protect anhydrous ammonia fertilizer tanks from temperature variations has been useful at beverage, fertilizer and chemical facilities worldwide.

Activation Date: 
May 21, 2001
Legacy
Legacy ID: 
12350

How to Sanitize a Well in 10 Easy Steps

It is important to sanitize a well twice a year whether it is a new well or an existing well

Activation Date: 
December 28, 2000
Issue Reference: 
Legacy
Legacy ID: 
11098