30 years ago, RUF Maschinenbau GmbH & Co.KG invented the principle of the 100 metal briquetting press and launched it on the market. Today, the company from Zaisertshofen in Bavaria is the world market leader for 20 hydraulic briquetting presses. When Hans Ruf developed his first briquetting press in 1985, he had no idea that it would become a real success story. Today, RUF Maschinenbau GmbH & Co.KG is the…