This invention relates to an improvement of asphalt pump arrangement.
本发明涉及对一种沥青泵油装置的改进。
Pump arrangement in accordance with the requirements of the pump into a single-row layout, double row or more.
根据泵的布置要求，将泵布置成单排、双排或多排。
An internal circulation loop of heating tank composed of three-function valve and jet tube is added in original pump arrangement.
本发明是在原有的泵油装置中，增加一套由三能阀及喷管等组成的加热罐内部循环回路。
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