The history of IKN


IKN completes another EPC project at HeidelbergCement plant in France, where besides the new IKN cooler a highly efficient new vent air dedusting system including HEX and bag filter was part of the package.


IKN takes part in an innovative project called LEILAC2 which is focused on separating and capturing CO2 from the cement production process.


Another pyro project under contract: a new pyro line for production of 5500 clinker per day for Qizilqum Cement in Navoi, Uzbekistan.


Largest ever turnkey project by IKN: Upgrading of 4.000 tpd Burglengenfeld plant in Germany including pyro line, raw mills and kiln line dedusting system.


Successful upgrading of Duna-Drava plant in Vac, Hungary: calciner, cyclone modernization, bypass system and KIDS as turnkey project.


6 new Pendulum Coolers® delivered to Egypt making this the largest single shipment ever in the history of IKN.


Fourth IKN Pendulum Cooler® with more than 13.000 t/d put into operation. Location: Holcim plant in Ste. Genevieve, USA.


Commissioning of a 5.000 tpd pyro line in Turkey


Over 300 cooler installations in only 25 years


IKN re-introduces the electrical drive into cooler technology


IKN celebrates 30 years of history in clinker cooling.
IKN commissions Turkey’s most efficient new pyro line at Sanko’s Bartin plant.


IKN develops the new Coanda Wing® and a wear and heat resistant Double G Damper for tertiary air control.


IKN implements 3D engineering design and forms the IKN Pyro department to manage kiln line projects development.


IKN again strengthens its position by supplying the world’s largest clinker coolers for Conch Cement – each of the three Pendulum Coolers® is designed to handle 13,000 t/d of clinker production.
IKN records over 500 installations of KIDS® and IKN Pendulum Coolers® in 36 countries.


Start up of the new pyro line 3 at Sepahan with a capacity of 3,300 t/d. IKN and PSP designed, supplied and supervised the erection and commissioning of the complete line.
Installation of the largest European clinker cooler in Turkey with a capacity of 9,000 t/d.


Karl von Wedel transfers the management to Justus von Wedel and Klaas Windmöller.


IKN develops the Linear Pendulum Suspension (LPS®)for more precision and simplified installation inside the cooler housing. IKN LPS


Acquisition of PSP Engineering a. s. in Prerov, Czech Republic. IKN combines its clinker cooler specialisation with the pyro activities of the traditional kiln supplier.


IKN opens a new technical centre for training and testing as well as for assembly and quality control of critical components.


IKN commissions its largest IKN Pendulum Cooler® so far with a capacity of 9,100 t/d in South Korea.


IKN revolutionizes the industry by installing the first IKN Pendulum Cooler® with pendulum suspension at Adelaide Brighton Cement, Australia.


IKN develops the Clinker Inlet Distribution System (KIDS®). Dyckerhoff AG, a well-known German cement producer, is convinced of its advantages and adopts the concept.


Founding of IKN GmbH Ingenieurbüro-Kühlerbau-Neustadt by Dipl.-Ing. Karl von Wedel.