Denitrification Beds

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The invention is a trench containing carbon based material, the microbiology within which converts nitrate in wastewater to nitrogen gas.

Key Benefits

  • Cost-effective solution to forestall or replace the need for major wastewater plant upgrade
  • Low maintenance with simple robust design and few working parts
  • Removes or dramatically reduces nitrate levels prior to ultimate wastewater disposal

Target Applications

This technology provides a versatile solution for a wide variety of applications, including:
  • Hydroponic glasshouse operations
  • Small to medium size wastewater plants
  • Dairy-shed effluent treatment in combination with nitrification plant


Patent in place – presented when requested

Target Cooperation Model

  • Nonexclusive Licensing
  • Exclusive Licensing
  • Early Adoption


Mr Peter Lai KiwiNet, Independent Consultant/ International Advisor Email: