Assignee
DOTTERNHAUS PORTLAND ZEMENT
3 granted patents·53 citations·filing 1974–1980
Top patents by PatentIndex Score
3 records- 0182US4110121AProcess for producing cement clinkerDOTTERNHAUS PORTLAND ZEMENT·Filed 1977·Granted Aug 29, 1978·35 cites·18 claims
- 0259US4326471AProcess for the carbonization of oil shale and other carbonizable materialsDOTTERNHAUS PORTLAND ZEMENT·Filed 1980·Granted Apr 27, 1982·11 cites·7 claims
- 0327US4021194AInstallation for the de-dusting of hot gasesDOTTERNHAUS PORTLAND ZEMENT·Filed 1974·Granted May 3, 1977·7 cites·3 claims
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