The OilDoc Varnish Symposium 2026 brought together international experts in Brannenburg. Focus: causes, diagnosis and prevention of varnish – complemented by intensive networking and an atmospheric evening event in Rosenheim.
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Online customer seminar for NTN Wälzlager (Germany) GmbH
Individual online seminar: “Lubricating greases – properties, selection and monitoring”. Practical know-how on fat selection and monitoring – location-independent, interactive and without travel costs.
Four new ‘Certified Lubricant Technicians’ in February 2026
After successfully completing modules 1 and 2, all four participants passed the certificate examination with very good results. We warmly congratulate you on this success!
30 years of passion for lubricant expertise
Since 1996, Rüdiger Krethe has played a key role in shaping the development of OELCHECK and the OilDoc Academy. In times of frequent job changes, such long service is anything but a matter of course.
In-house training at Herrenknecht AG: Lubricant knowledge for practitioners
OilDoc trained 13 employees of Herrenknecht AG in a one-day, tailor-made in-house seminar on the topic of “Lubricant knowledge for practitioners.” Practical, customized, and directly tailored to the requirements of the global market leader.
3-day corporate training in Ivory Coast
At Azito Energie near Abidjan, Ivory Coast, Rüdiger Krethe conducted a three-day training course on “Professional Oil Management and Monitoring.”