Shipping World

Shipping World

4.11 - 1251 ratings - Source

The Rotork electric actuator, described in this article, is now being manufactured in different parts of the world. ... power to operate the valve to which it is attached, but it must also replace the functions of the manual operator and be able to aquot; senseaquot; ... With valves so motorised, any number can be operated simultaneously, and the result of all these points is that great savings in time and labour are possible.

Title:Shipping World
Publisher: - 1962-01


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