DEVICE FOR CLEANING HEATING SURFACES OF SODA REGENERATING UNIT
ALEKSEEV EVGENIJ V,SU, KARANDIN ALEKSANDR G,SU, POZHITKOV VLADIMIR V,SU, DORONIN VALENTIN A,SU, SODOMCHUK ANATOLIJ I,SU
Year of Publication 15.01.1989
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Year of Publication 15.01.1989
Patent