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• More than a million combines were then at work on American farms.

• We are active in the design and application of ...

• The machine has been functioning (or operating, or working, or running) properly.

• When the pump is in service ...

• The tubes operate at 350°C.

• The plant is operated 24 hours a day.

• The transformer performs well.

• The air grinder performs at 1/4 hp, 17,500 rmp, 100 psi.

• The belt can be run at speeds up to ...

• The adjustment can be made while the machine is running.

• Machines with this equipment are already in operation.