Procédé pour la préparation de sels des esters sulfuriques des dérivés leucos de colorants de cuve de la série de l'anthraquinone difficilement estérifiables,申请号FRD63854-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	Procédé pour la préparation de sels des esters sulfuriques des dérivés leucos de colorants de cuve de la série de l'anthraquinone difficilement estérifiables
摘要
申请公布号	FR63854(E)	申请公布日期	1955.10.13
申请号	FRD63854	申请日期	1952.12.12
申请人	DURAND & HUGUENIN A.G.	发明人
分类号	C09B9/02	主分类号	C09B9/02
代理机构		代理人
主权项
地址

您可能感兴趣的专利

ECCENTRIC GEAR MECHANISM AND METHOD OF TRANSFERRING TURNING FORCE THEREBY

AN ITEM FOR CLEANING AND/OR SKIN CARE AND A METHOD FOR PRODUCING THEREOF

PIPE CONNECTING STRUCTURE IN PIPING BOX AND METHOD THEREFOR

FOUNDRY MEDIA AND METHOD FOR PRODUCING THEREOF

DOUBLE-TANK OIL PAN

FORCING-TYPE PIPE INSIDE INSPECTING CAMERA DEVICE

PISTON ABRASION-RESISTANT RING, PISTON EQUIPPED WITH PISTON ABRASION-RESISTANT RING, AND METHOD OF MANUFACTURING THE SAME

WORKING MACHINE

METHOD FOR PRODUCTION OF SILICON WAFER FOR EPITAXIAL SUBSTRATE, AND METHOD FOR PRODUCTION OF EPITAXIAL SUBSTRATE

WIDE ANGLE LENS, OPTICAL DEVICE, AND FOCUSING METHOD FOR WIDE ANGLE LENS

METHOD FOR PRODUCING HIGHLY UNSATURATED FATTY ACID

BRUSHLESS MOTOR

MICRO-POWER SUPPLY MODULE AND METHOD OF MANUFACTURING THE SAME

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE

METHOD FOR PRODUCING EPOXY COMPOUND, EPOXY COMPOUND, AND HARDENING RESIN COMPOSITION AND ITS HARDENED PRODUCT

SOLE FOR FOOTWEAR HAVING TURNABLE ANTISLIP DEVICE AND FOOTWEAR COMPRISING SUCH SOLE

STEAM TURBINE ROTOR BLADE FOR LOW PRESSURE SECTION OF STEAM TURBINE ENGINE

IMAGE DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME

METHOD FOR PRODUCING BANANA FIBERS AND BLENDED YARN AND FIBER STRUCTURE USING BANANA FIBERS