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BE366740A
(enFirst)
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US4559011A
(en)
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Cooling arrangement for shaft furnaces
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US2086151A
(en)
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Joint for lined pipe
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CN114761737A
(zh)
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冷凝热交换器
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BE508384A
(enFirst)
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US3028278A
(en)
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Thermal insulation
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JP2002129213A
(ja)
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高炉炉壁用冷却パネル
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US1755790A
(en)
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Hot-air-furnace attachment
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US2075114A
(en)
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Annealing box
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BE367020A
(enFirst)
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CH473963A
(fr)
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Panneau de recouvrement
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BE529635A
(enFirst)
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US1752331A
(en)
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Return bend
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CH295936A
(fr)
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Echangeur de chaleur.
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CH106613A
(fr)
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Turbine hydraulique.
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EP1614617B1
(fr)
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Navire comportant une cloison intérieure non porteuse
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US1410789A
(en)
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Furnace casing and front
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BE511912A
(enFirst)
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CH305061A
(fr)
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Four de cuisinière électrique.
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BE341253A
(enFirst)
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BE442476A
(enFirst)
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BE376625A
(enFirst)
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CH585878A5
(en)
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Open fireplace for domestic heating - has hollow inserts with air passages to provide convective room air heating
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CH344201A
(fr)
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Chaudière de chauffage central
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BE422665A
(enFirst)
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