1928~1989Foundation and Growth
Established as a boiler-manufacturing company, Lentjes spent the early years honing its boiler technologies and capabilities.
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1928
Ferdinand Lentjes founds boiler manufacturing company.
We’ve remained at the forefront of boiler technology for almost 100 years
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1980
Company acquires Burmeister & Wain A/S, steam generation specialists.
The oldest manufacturer of steam boilers in the world, Burmeister added their knowledge and expertise to our R&D efforts.
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1982
Company designs, builds and commissions the world’s first commercial CFB boiler
The boiler featured a Fluidised Bed Heat Exchanger (FBHE) and paved the way to efficient CFB boiler technology.
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1984
Company acquires Gottfried Bischoff GmbH, flue gas desulphurisation technology specialists.
Gottfried Bischoff GmbH pioneered the wet limestone flue gas desulphurisation process, the perfect complement to Lentjes’ CFB boiler.
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1985
Company acquires Standardkessel GmbH, boiler specialists.
Standardkessel was also researching and developing CFB boiler technology.
1990~todayTransformation and Looking to the Future
Towards the end of the 20th Century, Lentjes expanded its business, investing heavily in R&D and joining forces with other boiler and flue gas desulphurisation technology specialists.
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1990
Lentjes GmbH is acquired by Former Metallgesellschaft
The oldest manufacturer of steam boilers in the world, Burmeister added their knowledge and expertise to our R&D efforts.
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1992
Lurgi AG fluidised bed activities, Lentjes GmbH and Deutsche Babcock Energietechnik GmbH amalgamate to form LLB Lurgi Lentjes Babcock Energietechnik GmbH. Boiler activities, flue gas desulphurisation activities and miscellaneous technologies amalgamate to form Lurgi Lentjes AG.
This merger brought together companies involved with boilers, flue gas desulphurisation technologies and other related technologies to form Lurgi Lentjes AG.
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2005
Lurgi Lentjes AG is renamed Lentjes GmbH.
In 2005 we became Lentjes GmbH.
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2007
Lentjes GmbH is acquired by AE&E (Austrian Energy&Environment) to form AE&E (Austrian Energy&Environment) Lentjes.
In 2007 we became AE&E Lentjes.
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2011
AE&E Lentjes is sold to Korea’s Doosan Group to form Doosan Lentjes GmbH.
In 2011 we became part of the Doosan Group.
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2016
Doosan Lentjes celebrated the 40th anniversary of the CFB boiler technology
In 2016, we celebrated the 40th anniversary of the filing of the most critical CFB combustion patents for power plant applications from our predecessor company in 1976.
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2018
Doosan Lentjes celebrated 90th company anniversary
In 2018, we proudly celebrated 90th company anniversary
Doosan Lentjes announced re-entry into the market for thermal treatment of municipal sewage sludge
In 2018, we announced the re-focus on the market for the thermal treatment of municipal sewage sludge
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2020
Second waste-to-energy order on the Polish market
In 2020, we won the Olsztyn waste-to-energy project. Once completed, the new plant will thermally utilise 110,000 tonnes of refuse-derived fuel (RDF) from the region.
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2021
Expansion of market leadership in Poland with the waste-to-energy order Warsaw
In 2021, we won the Warsaw waste-to-energy contract. After completion, the new plant will be the largest thermal waste treatment plant in Poland.
