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F22D7/10

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F22Steam generation F22DPREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FEED-WATER SUPPLY CONTROLLING WATER LEVEL AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN BOILERS F22D7/00Auxiliary devices for promoting water circulation

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F22D7/10within the boilers

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Patents Grantslast 30 patents

Information Patent Grant
1459807
- Patent number 1,459,807
- Issue date Jun 26, 1923
- F22 - STEAM GENERATION
Information Patent Grant
1453965
- Patent number 1,453,965
- Issue date May 1, 1923
- F22 - STEAM GENERATION