The single-valvetower, three valves tower and integration iron tower designed by our company got the national patent.
设计的“单管塔”、“三管塔”和“一体式铁塔”均获得国家专利；
2
Through analysis to caustic scribing tower, the difference of structural design of floating valvetower for atmospheric and pressurized conditions is clearly described.
通过对碱洗塔分析，指出常、加压浮阀塔结构设计的不同。
3
The utility model relates to a novel semi-elliptical fixating valvetower plate which flushes out through a tower plate body and comprises a vale face and two valve legs.