József Károly Hell
Hungarian engineer and inventor
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József Károly Hell was a Hungarian mining engineer and inventor, who invented the water-pillar in 1749. It is mainly used today for oil extraction. He also proposed construction of the tajchy reservoirs around Selmecbánya. He was a student of... Wikipedia
Born: May 15, 1713, Banská Štiavnica, Slovakia
Died: March 11, 1789 (age 75 years), Banská Štiavnica, Slovakia
Parents: Matthäus Cornelius Hell and Julianna Victoria Staindl