1878 Formation as a vinegar company in Aachen
1901 FRINGS develops and implements the first vinegar plant as a plant production company
1908 Supply of the first bacterial nutrients to customers
1925 Development of the first vinegar generator with immobilised bacteria
1935 Supply of the first automated vinegar production plant
1953 FRINGS patents the first submersed reactor for the acetic acid fermentation, the ACETATOR
1964 Development of gassing reactors for the application in chemical technology
1966 FRINGS develops the first online ethanol measurement with the ALKOGRAPH
1970 Market entry into the environmental biotechnology with the FRINGS submerged aerators
1973 Market launch of the FRIBORATOR ventilation units for the baker’s yeast industry
1978 Worldwide introduction of FRINGS’ cross-flow membrane filtration into the vinegar industry
1985 FRINGS builds the first SBR plant for waste water recovery in the USA
1987 The ALKOSENS membrane probe replaces the ALKOGRAPH technology in the vinegar industry
1988 Development of the 1HP and 2HP methods for acidities of up to 20% in the vinegar industry
1995 Production of the first complete FRINGS baker’s yeast plant
1996 FRINGS fermenters are used in bio-plastic production in Brazil
1997 Introduction of the energy-efficient FRIBORATOR TRG aerator with 450 kW
2001 Sterile PROREACT B fermenters for the yeast propagation acc. to Hygienic Design Driteria
2002 The series ACETATOR SC enables an even higher productivity for the vinegar fermentation
2003 FRINGS develops the fermenter series PROREACT P and G for the bio- and pharmatechnology
2005 FRINGS builds its largest bioethanol plant so far with a special yeast process
2006 Development of the fermenter control ACETOCONTROL S7 for the vinegar industry
2011 Redesign of the PROREACT fermenter series as a “seed train” for the white biotechnology
2012 FRINGS develops the fermenter of the type PROREACT ATEX for the use in Areas with an explosive atmosphere
2014 The equipment of the world largest vinegar plant (China) with FRINGS fermenters is finished
2016 Planning for a factory on a greenfield with offices, R&D, production and test plant
2017 Move from the old factory in Bonn to the new premises in Rheinbach (20 km from Bonn)
The founder who gives the name Heinrich Frings to the company