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Application filed by Froehlich Air ApsfiledCriticalFroehlich Air Aps
Priority to DK41589ApriorityCriticalpatent/DK41589D0/da
Publication of DK41589D0publicationCriticalpatent/DK41589D0/da
DK41589A1989-01-311989-01-31Optimal energiudnyttelse med min. nox-dannelse gennem entalpiudveksling fra roeggas til primaerluft paa kedelanlaeg
DK41589D0
(da)