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DK14303C
(en)
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Device for Grates for Steam Boilers and the like.
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FR386203A
(en)
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Economizer circle with water heater for gas stoves
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CH51395A
(en)
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Fire door on steam boiler furnaces
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DK21565C
(en)
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Smoke incinerator for Boiler fireplaces.
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DK10493C
(en)
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Device for steam boilers with internal firing.
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CH34567A
(en)
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Spark arrestor on fire tube boilers
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DK7783C
(en)
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Device for steam boilers for achieving smoke combustion and fuel saving.
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DK14580C
(en)
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|
Device at Furnaces for Steam Boilers.
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FR398880A
(en)
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Liquid fuel stove
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DK13057C
(en)
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Combined Smoke and Water Pipe Boiler with Fire Box.
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|
DK19658C
(en)
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Fireplace for Steam boilers and the like.
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DK16433C
(en)
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Device at lighthouses for steam boiler boilers and similar lighthouses.
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|
FR377650A
(en)
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|
Fuel loaders for furnaces and boiler rooms
|
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CH58613A
(en)
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Waste incineration furnace with steam boiler system
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DK15224C
(en)
|
|
Device for mechanical fire extinguishers for boiler fireplaces.
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|
DK12779C
(en)
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|
Overheating device for firebox pipe boilers with superheater pipes passing through the firebox wall.
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GB191116032A
(en)
|
|
Improvements in and relating to Boilers and Flues for Open Fire Grates or Fireplaces.
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|
DK13556C
(en)
|
|
Steam boiler with Fireplace.
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CH47174A
(en)
|
|
Smoke chamber superheater on heating tube boilers
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CH34046A
(en)
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Spark arrester device on fire tube boilers with smoke chamber
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|
DK17220C
(en)
|
|
Device for gas stoves with rotating burner pipes.
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|
DK14308C
(en)
|
|
Smoke-burning Double Fireplace for Steam Boilers.
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|
DK20155C
(en)
|
|
Device by steam boilers with flues.
|
|
CH47084A
(en)
|
|
Smoke-free boiler combustion system
|
|
FR459531A
(en)
|
|
Liquid fuel fireplace for steam boilers
|