Holger Appel

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Offenbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for cleaning a jet engine
- Patent number 11,215,071
- Issue date Jan 4, 2022
- Lufthansa Technik AG
- Sebastian Giljohann
- B08 - CLEANING
Information Patent Grant
Method and device for cleaning a jet engine
- Patent number 10,247,033
- Issue date Apr 2, 2019
- Lufthansa Technik AG
- Holger Appel
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method and device for cleaning a jet engine
- Patent number 9,903,223
- Issue date Feb 27, 2018
- Lufthansa Technik AG
- Holger Appel
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND DEVICE FOR CLEANING A JET ENGINE
- Publication number 20180306055
- Publication date Oct 25, 2018
- Lufthansa Technik AG
- Sebastian Giljohann
- B24 - GRINDING POLISHING
Information Patent Application
METHOD AND DEVICE FOR CLEANING A JET ENGINE
- Publication number 20170114663
- Publication date Apr 27, 2017
- Lufthansa Technik AG
- Holger Appel
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
METHOD AND DEVICE FOR CLEANING A JET ENGINE
- Publication number 20160298488
- Publication date Oct 13, 2016
- Lufthansa Technik AG
- Holger Appel
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES