Preparation of ortho-phenylenediamine.,申请号EP19910120469-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Preparation of ortho-phenylenediamine.
摘要
申请公布号	EP0488342(B1)	申请公布日期	1995.01.11
申请号	EP19910120469	申请日期	1991.11.29
申请人	E.I. DU PONT DE NEMOURS AND COMPANY	发明人	HERKES, FRANK E.
分类号	C07C209/68;(IPC1-7):C07C209/68	主分类号	C07C209/68
代理机构		代理人
主权项
地址

您可能感兴趣的专利

METHOD FOR SELECTIVELY SYNTHESIZING CARBON NANOTUBE

STRUCTURAL ANALYSIS METHOD OF STEEL CONCRETE COMPOSITE STRUCTURE AND COMPOSITE STRUCTURE DESIGNED BY USING THIS METHOD

AIR-FUEL RATIO LEARNING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

BALANCE TYPE INTELLECTUAL TRAINING BUILDING BLOCK

PUNCH FOR PRESS DIE

POROUS PRINTING ELEMENT

ATTACHMENT STRUCTURE OF SIDE FRAME IN DISPLAY FIXTURE

GLASS FIXING CONSTRUCTION FOR SASH WINDOW

SHEET MATERIAL CUTTING APPARATUS

WOOD PRESERVATIVE AND WOOD PRESERVING METHOD USING IT

OPTICAL QUANTITATIVE METHOD AND OPTICAL QUANTITATIVE DEVICE

OPTICAL FUNCTION ELEMENT MOUNTING STRUCTURE AND OPTICAL FUNCTION ELEMENT MOUNTING MODULE

PLASMA DISPLAY PANEL

SEMICONDUCTOR DEVICE

ELECTRIC DOUBLE LAYER CAPACITOR

DEVICE AND METHOD FOR SPEECH QUALITY OBJECTIVE EVALUATION

ELECTRIC POWER SYSTEM SYNCHRONOUSLY PARALLELING METHOD AND SYNCHRONOUSLY MAKING DEVICE