Liquid Heaters And Vaporizers Patents (Class 122)
- And delivery means to dispensing feature (Class 122/13.3)
- And condition responsive feature (Class 122/14.1)
- Heated by liquid or steam (e.g., indirect heating, etc.) (Class 122/15.1)
- Solid fuel burner (Class 122/16.1)
- Fluid fuel burner (Class 122/17.1)
- Water containing chamber or external tank having circulation feature within (Class 122/19.1)
- And casing feature for stand boiler or external water tank therefor (Class 122/19.2)
- Wall structure (Class 122/235.12)
- With fuel burners having posts and tuyeres (Class 122/235.13)
- Tube structure (Class 122/235.14)
- Headers and connections (Class 122/235.15)
- For plural fluids (Class 122/235.16)
- Having baffles (Class 122/235.17)
- Having seals (Class 122/235.18)
- D-type tube (Class 122/235.19)
- Wall loop (Class 122/235.22)
- Having specific tube patterns (Class 122/235.23)
- Screens (Class 122/235.24)
- Having slag and ash disposal (Class 122/235.26)
- Locomotive-type (Class 122/235.27)
- Having rotary flame (Class 122/235.28)
- Having forced circulation system (Class 122/235.29)
- Having specific intenal drum and head structure (Class 122/235.31)
- With combustion (Class 122/235.32)
- With convection zone regulation (Class 122/235.33)
- With parallel multiple fireboxes (Class 122/235.34)
- With serial multiple fireboxes (Class 122/235.35)
- Offset firebox (Class 122/238)
- Superimposed firebox (Class 122/239)
- Having plural fireboxes (Class 122/240.1)
- Firebox in drum (Class 122/241)
- Capillary (Class 122/242)
- Coil or loop
- Coil (Class 122/247)
- Cross (Class 122/253)
- Downflow (Class 122/258)
- Drum type (Class 122/259)
- Flat (Class 122/260)
- Horizontal (Class 122/262)
- Inclined (Class 122/265)
- Internal fire tube (Class 122/266)
- Longitudinal upper drum (Class 122/273)
- Loop (Class 122/275)
- Over bridge wall
- Over firebox
- Rearwardly declined
- Rearwardly inclined
- Separate banks
- Spur (Class 122/305)
- Standpipe (Class 122/321)
- Straddle (Class 122/324)
- Transverse horizontal drum (Class 122/331)
- Vertical (Class 122/332)
- Water grate (Class 122/353)
- Zigzag (Class 122/355)
- Magazine (Class 122/237)
- Fluid fuel (Class 122/236)
- Headers
- Drums and couplings (Class 122/365)
- Ash pan (Class 122/413)
- Boiler circuit
- Circulatioon
- Drip plate in boiler (Class 122/417)
- Fire-engine boiler
- Furnace gases (Class 122/420)
- Offtake flue (Class 122/421)
- Furnace gases and steam (Class 122/422)
- Horizontal fire tube boiler
- Internal conduit (Class 122/428)
- Locomotive tender (Class 122/434)
- Pan in steam space (Class 122/435)
- Safety valve (Class 122/437)
- Spray to steam space (Class 122/438)
- Stack (Class 122/439)
- Steam (Class 122/441)
- Water tube boiler (Class 122/444)
