pumpensammelheizungsanlage with a gas-fired water heater circulation as the waermequelle optionally for the sammelheizungsanlage or for water is used

• 1. 一种防水等级高的循环水泵及燃气热水器 [P] . 中国专利： CN215675787U . 2022-01-28
• 2. 燃气热水器及其循环水泵的控制方法 [P] . 中国专利： CN111854175B . 2021.08.31
• 3. sammelheizungsanlage with a gas-fired water heater as waermequelle circulation with water [P] . 德国专利： DE000001779391A . 1971-09-16

  机译： 用燃气热水器与水循环使水循环

• 4. sammelheizungsanlage with a gas-fired water heater as a heat source circulation with water [P] . AT306304B . 1973-04-10

  机译： sammelheizungsanlage用燃气热水器作为水的热源循环

• 5. pumpensammelheizungsanlage with a boiler, in particular to a gas-fired circulation water heater [P] . 德国专利： DE000001779811A . 1971-09-16

  机译： 带有锅炉的水泵，特别是燃气循环热水器

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• 9. Laboratory Evaluation of Gas-Fired Tankless and Storage Water Heater Approaches to Combination Water and Space Heating. [R] . Kingston, T., Scott, S. 2013

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