Inventor

SCHWARZL KARL

AT3 patents

⚠️ This page may combine multiple inventors who share the name “SCHWARZL KARL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHMIDDING WILH GMBH & CO

2 patents

US5100521AMar 31, 1992

Process and an arrangement for preparing ozonic gases and solutions

SCHMIDDING WILH GMBH & CO20 citations76

US5133946AJul 28, 1992

Process for bleaching cellulosic materials and plant for carrying out the process

SCHMIDDING WILH GMBH & CO8 citations67

WAAGNER BIRO AKTIENGESSELLSCHA

1 patent

US4834837AMay 30, 1989

Method for delignification of cellulose with oxygen

WAAGNER BIRO AKTIENGESSELLSCHA25 citations82