#### Kruger, subsidiary of Veolia Water Technologies, is a leading supplier of Oxidation Ditch technologies and offers some of the most advanced treatment processes on the market today. [CONTACT AN EXPERT](https://www.veoliawatertechnologies.com/en/contact) [Overview](#1) [Product range](#2) ## Overview The BioDenitro and BioDenipho processes provide a flexible means for advanced nutrient removal without the need for separate anoxic tankage or internal recycle pumps. The BioDenipho process also incorporates a state of the art Block and Hong anaerobic selector for biological phosphorus removal. ## Product range [  ### Double Ditch / Triple Ditch Kruger, subsidiary of Veolia Water Technologies, is a leading supplier of Oxidation Ditch technologies and offers some of the most advanced treatment processes on the market today. Aerobic Wastewater Treatment ](/en/technologies/double-ditch-triple-ditch) [  ### A/O - A2/O - AN/O Kruger, subsidiary of Veolia Water Technologies, is a leading supplier of Oxidation Ditch technologies and offers some of the most advanced treatment processes on the market today. Aerobic Wastewater Treatment ](/en/node/3426) [  ### Oxidation Ditch Technologies Kruger, subsidiary of Veolia Water Technologies, is a leading supplier of Oxidation Ditch technologies and offers some of the most advanced treatment processes on the market today. Aerobic Wastewater Treatment ](/en/technologies/oxidation-ditch-technologies)