This paper describes the formula for cold parkerizing flame proof joints of electrical apparatus for explosive gas atmosphere and process for cold parkerizing of flame proof joints.
经过试验验证,改进后的工艺和设备既保证了密封,又控制了变形,满了爆标准对高压隔爆接线盒隔爆面平面度的要求。
This paper describes the formula for cold parkerizing flame proof joints of electrical apparatus for explosive gas atmosphere and process for cold parkerizing of flame proof joints.
经过试验验证,改进后的工艺和设备既保证了密封,又控制了变形,满了爆标准对高压隔爆接线盒隔爆面平面度的要求。
Synthesis of polyethenoxyether phosphate using polyethenoxyether as initiator and using phosphorus pentoxide as parkerizing reagent, and its application were studied.
本文介绍了以聚氧乙烯醚剂,五氧化二磷磷化剂合成聚氧乙烯醚磷酸酯的过程;并且对其应用也简要地加以说明。
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