Steel pipe extenally heated electrothermal membrane heater

The utility model discloses a steel pipe external heating type electric heating film heater, and relates to a heating device applied in industry, agriculture and family life. The heating device comprises a steel pipe external heating type metal oxide electric heating film heating pipe 2, a central c...

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Bibliographische Detailangaben
1. Verfasser: XIZHUO ZHANG
Format: Patent
Sprache:eng
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