Bodenverbesserungsmittel sowie Verfahren zu seiner Herstellung
摘要
The invention relates to a freely flowable, soil conditioner consisting of a granular perlite with a coating on the externally accessible surface of the perlite grains of unfired clay. The invention also relates to a process for the preparation of the soil conditioner in which a clay slurry is sprayed onto the perlite grains.
申请公布号
DE59402187(D1)
申请公布日期
1997.04.30
申请号
DE1994502187
申请日期
1994.04.07
申请人
OTAVI MINEN AG, 65760 ESCHBORN, DE
发明人
EDER, GERHARD, D-65185 WIESBADEN, DE;PAUL, HANS-JOACHIM, D-97877 WERTHEIM, DE
