Inventor
BECHER WILFRIED
5 patents
⚠️ This page may combine multiple inventors who share the name “BECHER WILFRIED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KALI CHEMIE AG
4 patentsUS4078043AMar 7, 1978
Process for preparing calcium fluoride from hexafluoro silicic acid and production of silicic acid gel or active silicic acid from said calcium fluoride
KALI CHEMIE AG12 citations71
US4039646AAug 2, 1977
Process for preparing sulphur hexafluoride
KALI CHEMIE AG10 citations71
US4031193AJun 21, 1977
Process for preparing calcium fluoride from hexafluoro silicic acid
KALI CHEMIE AG9 citations71
US4108967AAug 22, 1978
Process for preparing sulphur hexafluoride
KALI CHEMIE AG3 citations60