|1983/84||Foundation of the REA GmbH and the BTA Biotechnische Abfallverwertung GmbH & Co. KG as related enterprises for the development and marketing of waste processing technologies.|
|1984/86||Development of the basic technological concept in cooperation with the University of Applied Sciences, Munich.|
First application of the BTA® Waste Pulper.
|1987-1995||10 years pilot plant in Munich-Garching for the pre-commercial development of a waste treatment method. |
Testing of process technology, materials, wear, and usability. Development of the BTA® Waste Pulper, BTA® Grit Removal System, and the BTA® Control System.
Optimisation as the BTA® Process for miscellaneous wastes from municipal, commercial, industrial, and agricultural sources.
|1991||First industrial anaerobic digestion plant for biowaste based on the BTA® Process at Helsingør, Denmark.|
Thereafter, further employment of know-how, components, and wet mechanical pre-treatment systems as well as the BTA® Process in various waste digestion plants.
- Biotec Sistemi S.r.I. (Italy)
- CCI Canadian Composting Inc. (Northern Amerika)
- Hitachi Zosen Corporation (Japan)
|2000||First agricultural biogas plant from BTA at Karlshof, Germany|
|2004||Licensee in the U.K./Ireland: Enpure Ltd. (terminated due to the shutdown of Enpure's operations)|
|2006||First contract covering the refurbishment of an existing wet mechanical pre-treatment plant at EcoParc I, Barcelona, Spain.|
|2007||BTA and Agraferm Technologies AG jointly found the BTA International GmbH to concentrate their long-standing experience. BTA International becomes operative unit of the Agraferm Group for anaerobic waste processing.|
|Since 2007||Further development of the BTA technolgy and new patents. Since then 15 projects have been executed in Europe and North America.|