FI (list display)

  • F22D1/00
  • Feed-water heaters, e.g. preheaters HB CC 3L074
  • F22D1/02
  • .with water tubes arranged in the boiler furnace, fire tubes, or flue ways (heat-exchange tubes in general F28F) HB CC 3L074
  • F22D1/04
  • ..the tubes having plain outer surfaces, e.g. in vertical arrangement HB CC 3L074
  • F22D1/06
  • ...in horizontal arrangement HB CC 3L074
  • F22D1/08
  • ..the tubes having fins, ribs, gills, corrugations, or the like on their outer surfaces, e.g. in vertical arrangement HB CC 3L074
  • F22D1/10
  • ...in horizontal arrangement (hollow fire-bars, grates, or the like used as water tubes F23H 3/02) HB CC 3L074
  • F22D1/12
  • ..Control devices, e.g. for regulating steam temperature HB CC 3L074
  • F22D1/14
  • ..Safety or venting devices (safety devices for boilers in general F22B 37/42) HB CC 3L074
  • F22D1/16
  • .with water tubes arranged otherwise than in the boiler furnace, fire tubes, or flue ways HB CC 3L074
  • F22D1/18
  • ..and heated indirectly HB CC 3L074
  • F22D1/20
  • ..and directly connected to boilers HB CC 3L074
  • F22D1/22
  • ..and provided for rotary movement HB CC 3L074
  • F22D1/24
  • .with fire tubes or flue ways traversing feed-water vessels HB CC 3L074
  • F22D1/26
  • .with means, other than tubes, to separate water and heating medium, e.g. bulk heaters without internal flues or tubes, jacketted smoke-boxes or flues HB CC 3L074
  • F22D1/28
  • .for direct heat transfer, e.g. by mixing water and steam HB CC 3L074
  • F22D1/28@A
  • Constructions of deaerators HB CC 3L074
  • F22D1/28@B
  • Water level control of deaerators HB CC 3L074
  • F22D1/28@C
  • Pressure control of deaerators HB CC 3L074
  • F22D1/28@Z
  • Others HB CC 3L074
  • F22D1/30
  • ..with stages, steps, baffles, dishes, circular troughs, or other means to cause interrupted or cascading fall of water HB CC 3L074
  • F22D1/32
  • .arranged to be heated by steam, e.g. bled from turbines HB CC 3L074
  • F22D1/32@A
  • Constructions of feed-water heaters HB CC 3L074
  • F22D1/32@B
  • .being horizontal feed-water heaters HB CC 3L074
  • F22D1/32@C
  • .being vertical feed-water heaters HB CC 3L074
  • F22D1/32@D
  • Drain water level control for feed-water heaters HB CC 3L074
  • F22D1/32@Z
  • Others HB CC 3L074
  • F22D1/34
  • ..and returning condensate to boiler with main feed supply HB CC 3L074
  • F22D1/36
  • .Water and air preheating systems HB CC 3L074
  • F22D1/38
  • ..Constructional features of water and air preheating systems HB CC 3L074
  • F22D1/40
  • .Combinations of exhaust-steam and smoke-gas preheaters (for locomotives F22D 1/42) HB CC 3L074
  • F22D1/42
  • .specially adapted for locomotives HB CC 3L074
  • F22D1/44
  • ..Smoke-gas preheaters HB CC 3L074
  • F22D1/46
  • ..Exhaust-steam preheaters HB CC 3L074
  • F22D1/48
  • ..Details HB CC 3L074
  • F22D1/50
  • .incorporating thermal de-aeration of feed-water (de-aeration produced in the course of direct heat transfer F22D 1/28; thermal de-aeration of water per seB01D 19/00, C02F 1/20; valves for venting F16K 24/04) [3] HB CC 3L074
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