DK4407C
(en)
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Procedure for the production of hard and refractory limestone sandstone.
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DK4065C
(en)
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Procedure for hardening limestone sandstone and the like.
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DK5193C
(en)
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Procedure for the production of gas and coke.
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DK2902C
(en)
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Procedure for the production of stone from lime and sand.
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DK5733C
(en)
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Procedure for the production of stone and mortar.
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DK3824C
(en)
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Procedure for the production of artificial stone.
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DK3876C
(en)
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Procedure for the production of artificial stone.
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DK3113C
(en)
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Procedure for the production of limestone.
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DK4439C
(en)
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Procedure for the manufacture of Portland cement.
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DK4198C
(en)
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Procedure for continuous burning of cement or the like.
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DK3947C
(en)
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Procedure and Apparatus for Hardening the Moldstones at the Limestone Sandstone Manufacturing.
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DK4596C
(en)
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Procedure for the manufacture of bricks, blocks or similar building materials.
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CH25715A
(en)
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Highly refractory shaped brick
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DK3292C
(en)
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Procedure for hardening limestone sandstone.
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DK3611C
(en)
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Procedure for hardening limestone sandstone.
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DK7030C
(en)
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Procedure for the manufacture of refractory magnesia cement.
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DK4191C
(en)
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Machine for the manufacture of kegs and the like.
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CH23246A
(en)
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Refractory brick
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DK3641C
(en)
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Apparatus for the production of Pladeis.
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DK2342C
(en)
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Procedure for the Production of β-Jonon.
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DK3799C
(en)
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Procedure for the production of linoleum mosaic.
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DK5206C
(en)
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Gas Production Procedure.
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DK2923C
(en)
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Procedure and Apparatus for the Production of Peat Fuel.
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ES27864A1
(en)
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A mechanical and chemical process at the same time to manufacture refractory limestone sandstone.
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DK4237C
(en)
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Procedure for the production of a shimmering and Persian-like fur.
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