News

The St. Louis Motor Valve Company

In this accompanying ad from the April 10, 1944 issue of the Refrigeration News, the Sporlan Company is touting their new thermostatic valves with selective charges for post war projects. Starting as the St. Louis Motor Valve Company in 1925, Herman Spoehrer and Harold Lange were true pioneers of the [...]

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Guns and Butter – Brunner Manufacturing

  In 1944, when Refrigeration Research began, refrigeration manufacturers were preoccupied with the World War yet looking forward with hope for peace in the future. While committing completely to the war effort, the refrigeration industry hoped to find useful applications that would also provide for a better life in peace [...]

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Hainsworth, Doctor and Climber of Mountains

Refrigeration Research -“celebrating 1944 like it’s 1999” Doctor W.R. Hainsworth stood at the podium at the 31st Spring meeting of the American Society of Refrigeration Engineers in 1944 and proclaimed that scientists would never find the perfect refrigerant. But, that didn’t stop him from trying. He had survived the rocky gridiron known [...]

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How to Charge a System (1944 style)

More News from 1944 the year Refrigeration Research began Charging a system in 1944 was much like it is today. Most systems used either methyl chloride or R-12 and some low temperature systems used propane but, not for the reasons we are using it today.They also used service cylinders. The service [...]

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R-22 as a Low Temperature Refrigerant

A refrigeration engineer makes the case to replace R-12 in 1944 J.W. Craig, a refrigeration engineer at the Crosley Corporation made a presentation to the ASRE (American Society of Refrigeration Engineers) at the beginning of 1944, the year Refrigeration Research began. He was working on environmental test chambers for the [...]

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Lord Kelvin’s Paradox

“I have thought of a better way”. This saying, attributed to Lord Kelvin, wasengraved over the entrance to the Kelvinator Refrigeration Company. Kelvinpondered many paradoxical questions including the darkness of the night sky (if the sky is populated with billions of stars, why doesn’t the sky remain light after the sun [...]

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Refrigerants in 1944

Why Refrigeration Research makes Driers Moisture has always caused problems in refrigeration systems. In 1944, most systems used Sulphur Dioxide, Methyl Chloride, Methylene Chloride or one of the new “Freons”. But, moisture was a problem for all of them. Moisture freezing in the capillary tube or expansion device stopped the flow [...]

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