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DK6734C
(en)
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Device for site-burning Portland cement kilns.
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DK4627C
(en)
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Devices for cement kilns.
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DK6419C
(en)
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Procedure for the manufacture of Portland cement.
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DK4650C
(en)
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Device at the Cement Chimneys.
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DK7030C
(en)
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Procedure for the manufacture of refractory magnesia cement.
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DK6670C
(en)
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Device at Mønninger for Straatage.
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AT22998B
(en)
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Kiln for brick, lime, plaster, etc. like
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FR344714A
(en)
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Chain brick for amphorae
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CA90242A
(en)
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Cement kiln
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CA92180A
(en)
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Cement kiln
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FR354844A
(en)
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Concrete pipe
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DK5480C
(en)
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Slag Removal Device for Slag Cement Manufacturing Apparatus.
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CH32658A
(en)
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Reinforced brick ceiling
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CH44465A
(en)
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Reinforced brick ceiling
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CH31270A
(en)
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Cement angle brick for chimney heads
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ES33823A1
(en)
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Kiln improvements.
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FR7425E
(en)
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Reinforced brick constructions
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DK6240C
(en)
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Apparatus for the manufacture of brick walls.
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AT30885B
(en)
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Mortar elevator.
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CH30158A
(en)
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Gypsum block
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FR11149E
(en)
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Reinforced brick ceiling
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FR341291A
(en)
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Reinforced brick ceiling
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FR348762A
(en)
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Plaster tiles
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FR335377A
(en)
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Furnace for baking cements, lime, etc.
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FR4806E
(en)
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Furnace for baking cements, lime, etc.
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