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Ralf KRIEGEL
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Kahla, DE
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Patents Grants
last 30 patents
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Patent Grant
Method for process-integrated oxygen supply of a hydrogen circulati...
Patent number
11,808,238
Issue date
Nov 7, 2023
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
Ralf Kriegel
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Arrangement and process for carrying out an intensified combustion
Patent number
10,871,130
Issue date
Dec 22, 2020
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
Ralf Kriegel
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and arrangement for the production and thermal compression o...
Patent number
10,549,994
Issue date
Feb 4, 2020
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
Ralf Kriegel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Membrane separation process and membrane plant for energy-efficient...
Patent number
9,901,866
Issue date
Feb 27, 2018
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
Ralf Kriegel
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method and membrane module for the energy-efficient oxygen generati...
Patent number
9,725,662
Issue date
Aug 8, 2017
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
Ralf Kriegel
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
METHOD FOR PROCESS-INTEGRATED OXYGEN SUPPLY OF A HYDROGEN CIRCULATI...
Publication number
20220372936
Publication date
Nov 24, 2022
Fraunhofer-Gesellschaft zur foerderung der Angewandten Forschung e.V.
Ralf KRIEGEL
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD AND APPARATUS FOR OPERATING A GAS TURBINE USING WET COMBUSTION
Publication number
20180334957
Publication date
Nov 22, 2018
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
Ralf KRIEGEL
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
METHOD AND ARRANGEMENT FOR THE PRODUCTION AND THERMAL COMPRESSION O...
Publication number
20170320733
Publication date
Nov 9, 2017
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
Ralf KRIEGEL
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ARRANGEMENT AND PROCESS FOR CARRYING OUT AN INTENSIFIED COMBUSTION
Publication number
20170030304
Publication date
Feb 2, 2017
Fraunhofer-Gesellschaft zur Foerderung der ange- wandten Forschung e.V.
Ralf KRIEGEL
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
MEMBRANE SEPARATION PROCESS AND MEMBRANE PLANT FOR ENERGY-EFFICIENT...
Publication number
20160136571
Publication date
May 19, 2016
Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.
Ralf KRIEGEL
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD AND MEMBRANE MODULE FOR THE ENERGY-EFFICIENT OXYGEN GENERATI...
Publication number
20160040081
Publication date
Feb 11, 2016
Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.
Ralf KRIEGEL
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR THE HIGH-TEMPERATURE-RESISTANT BONDING OF OXYGEN-PERMEAB...
Publication number
20120201974
Publication date
Aug 9, 2012
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
Ralf Kriegel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL