Assignee
SCHWENK BAUSTOFFWERKE KG E
DE·2 granted patents·41 citations·filing 1996–1997
Top patents by PatentIndex Score
2 records- 0154US5927967AMethod of removing sulphur dioxide from cement kiln exhaust gasesSCHWENK BAUSTOFFWERKE KG E·Filed 1997·Granted Jul 27, 1999·25 cites·17 claims
- 0250US6391107B1Method for the utilization of residual materials in the production of cementSCHWENK BAUSTOFFWERKE KG E·Filed 1996·Granted May 21, 2002·16 cites·6 claims
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