F22B 5/005
Steam boilers of drum type, i.e. without internal furnace or fire tubes
Official title: {with rotating drums}
F22B5/005 (Steam boilers of drum type, i.e. without internal furnace or fire tubes) appears on 2 US grants and 2 published applications in this corpus.
Search patents in F22B- Granted patents
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- Published applications
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- Latest grant
- 11 Feb 2014
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