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DK12406C
(en)
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Procedure for Burning Cement in Rotary Furnaces.
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DK14068C
(en)
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Rotary Cement Burning Furnace.
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DK16532C
(en)
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Rotary Furnace for Burning Cement and the like.
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|
DK17519C
(en)
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Procedure for Manufacturing Cement in Rotary Furnaces.
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CH47734A
(en)
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Shaft furnace for burning cement etc.
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|
CH58820A
(en)
|
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Shaft furnace for burning cement etc.
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|
DK11214C
(en)
|
|
Furnace for burning bricks and the like.
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|
DK11740C
(en)
|
|
Tile stove.
|
|
DK12220C
(en)
|
|
Tile stove.
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|
ES49980A1
(en)
|
|
Improvements in muffle furnaces for calcination.
|
|
DK10643C
(en)
|
|
Temper key with Device for Correction of the Burning Time.
|
|
DK22170C
(en)
|
|
Woodburning stove for uninterrupted operation for burning limestone and bricks and the like.
|
|
DK12053C
(en)
|
|
Oven for Heating Rooms.
|
|
DK15104C
(en)
|
|
Device for Glazing Bricks and the like in an ordinary Ring Furnace.
|
|
AT80164B
(en)
|
|
Flue gas preheater. Flue gas preheater.
|
|
DK12784C
(en)
|
|
Procedure for Manufacturing Building Blocks.
|
|
DK14449C
(en)
|
|
Tile stove.
|
|
DK18983C
(en)
|
|
Gas Production Furnace.
|
|
DK22826C
(en)
|
|
Furnace for Incineration of Sewage Content and the like.
|
|
DK21077C
(en)
|
|
Apparatus for the operation of incinerators.
|
|
DK12755C
(en)
|
|
Procedure for Treating Leather with Portland Cement.
|
|
DK17881C
(en)
|
|
Chimney flue.
|
|
DK12785C
(en)
|
|
Procedure for the manufacture of artificial fuels.
|
|
DK19850C
(en)
|
|
Tile stove.
|
|
DK13081C
(en)
|
|
Tile stove.
|