MIXING SYSTEMS, INC.

CASE HISTORIES

Pulp Mill Waste - Indonesia

• Activated sludge treatment
• Flow - 26 MGD (100,000 M³)
• Design BOD₅ load of 66,000 lb/day (30,000 kg/day)
• Two tanks 295 ft (90 M) diameter
• 33 ft (10 M) deep
• Tank volume - 34 million gallons (127,000 M³)
• Four directional mix jet aerators and one eddy mix jet aerator per tank
• Four 60 HP pumps per tank
• Five 300 HP air blowers
• Mill manufactures 50% pulp and 50% rayon. Pulp and rayon streams are mixed prior to treatment.