首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
Verfahren zur Regelung des Kopf-/Sumpfprodukt-Mengenverhältnisses bei der Vorfraktionierung carbochemischer Phenole
摘要
申请公布号
DE4134326(C2)
申请公布日期
1994.04.21
申请号
DE19914134326
申请日期
1991.10.17
申请人
LEUNA-WERKE AG, 06237 LEUNA, DE
发明人
LIFKA, WERNER, O-4202 MERSEBURG, DE;TETZLAFF, CAROLA, O-4220 LEUNA, DE;WEBER, NORBERT, O-4202 MERSEBURG, DE
分类号
C07C37/74;(IPC1-7):C07C37/74;C07C39/02
主分类号
C07C37/74
代理机构
代理人
主权项
地址
您可能感兴趣的专利
ΠΥΡΕΙΑ ΕΠΑΝΑΛΗΠΤΙΚΗΣ ΑΝΑΦΛΕΞΕΩΣ.
Radiateur à eau chaude avec chauffage au gaz
Improvements in and relating to tennis rackets
An improved seed-sowing implement
Improvements relating to screw caps for polish tins and similar containers
Improvements in vehicles, motor launches and the like
Improvements in hand stapling devices
Improvements in or relating to fluid pressure governors
Improvements in and relating to fountain pens
Improvements in or relating to caps and base plates for use with pit props for supporting crown trees and arches such as are employed for colliery or mining roof supports
Improvements in or relating to cathodes for the electrolytic refining of metals
An improved mesh for reinforcing concrete, asphalt, and like material
Improvements relating to the conservation of unstable chemical fertilisers by coating
Collapsible bookholder
Improvements in the manufacture of hollow bricks
Manufacture of acid wool dyestuffs
New vulcanisation accelerators and the application thereof
Improvements relating to curtain rails and fittings for the same
Improvements in aircraft wings and the like
Improvements in weighing machines
