Descriptions for F23D and notes/indexes are displayed on this screen.
| F23D
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BURNERS
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Subclass indexes
BURNERS FOR PULVERULENT FUEL | 1/00 | BURNERS FOR COMBUSTION OF A LIQUID | Using capillary action | 3/00 | Using fuel evaporation; direct spraying action | 5/00; 11/00 | Using fuel impingement on a surface | 7/00, 9/00 | BURNERS FOR COMBUSTION OF A GAS | 14/00 | BURNERS FOR COMBUSTION OF GASEOUS OR LIQUID OR PULVERULENT FUEL | 17/00 | ASSEMBLIES OF TWO OR MORE BURNERS | 23/00 | OTHER BURNERS | 99/00 |
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