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Bell Helicopter Hwy. 360 & Avenue K. Grand Prairie, TX Phone: 817-280-8925 Size: $980,000.00 Type: Chromate reduction, toxic metals removal Industry: Aircraft Manufacturing Project Engineer: Jim Brush Project Completed: September 1996

Turn-key wastewater treatment system to reduce chromate, remove toxic metals and suspended solids from aircraft manufacturing effluent. HEI designed and manufactured the following:

1. Collection equalization tank
2. Transfer and recirculation pumps
3. 160 gpm chromate reduction
4. HEI 1000/60/MC inclined plate clarifier
5. Two (2) 20 sq. ft. gravity flow sand filters
6. HEI Fifty (50) cu. ft. filter press on a stand
7. Integrated catwalk
8. SCADA control with "Wonderware" MMI screen interactive control