John Pruyn's Groups (3)

  • Windpower Exchange

    260 members Latest Activity: Sep 11, 2017 Covering all aspects of design, installation, maintenance, policy and projects in wind power engineering.

  • Heat Transfer Fluids

    99 members Latest Activity: Jul 18 Group for engineers involved or interested in heat transfer fluids, fluid monitoring and transfer fluid systems.

  • Mechanical Spring

    68 members Latest Activity: Aug 20 Group for those involved in mechanical springs including machined springs, tension, helical, compression, torsional and more.

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