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NL1013537C2
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Heat exchanger with at least two juxtaposed members.
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NL1011271C2
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Heating device with cast, integrated heat exchanger.
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NL1009901C1
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Air heating device with cast heat exchanger
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NL1009570C2
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Heat exchanger and heating device with improved efficiency.
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CN1236084A
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Heating apparatus with storage vessel and heat exchanger, and method for manufacturing same
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NL1006796C2
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Air heating device with cast heat exchanger.
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NL1004570C2
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Heating device with storage vessel and heat exchanger and method for the manufacture thereof.
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NL1003624C2
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Articulated boiler and heating device, provided with such a boiler.
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NL1003287C1
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Variable-output heat-exchanger with burner - has auxiliary flues each side of burner and which can be shut off
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NL1002561C2
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Cast, alloy, mainly cylindrical heat exchanger.
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NL1002562C2
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Cast aluminum alloy polygonal heat exchanger with spiral water channel.
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NL1001374C2
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Heat exchanger for hot water storage tanks e.g. boilers, used in central heating circuits
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