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
METHOD OF PREPARING DERIVATIVES OF 4-OXO-4H-BENZOPYRANE-2-CARBOXYLIC ACID
摘要
申请公布号
CS191957(B2)
申请公布日期
1979.07.31
申请号
CS19750007912
申请日期
1975.11.21
申请人
FISONS LTD.,GB
发明人
BROWN,ROGER CH.,GB;HAZARD,RICHARD,GB;MANN,JOHN,GB
分类号
A61K31/35;C07D311/22;C07D311/24;(IPC1-7):C07D311/22
主分类号
A61K31/35
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Oxide superconductor and method of preparing the same.
SAFETY PENETRATING INSTRUMENT WITH TRIGGERED PORTAL SLEEVE
VIEWING ASSEMBLY FOR PRODUCING AN OPTICALLY CORRECTED REFLECTED IMAGE
PARTLY DENATURIZED WHEY-PROTEIN PRODUCT
PROCESS FOR PREPARING ERGOLINE DERIVATIVES
Modular mixer-settler device with separate stages and mechanical stirring
BIOMAGNETOMETER WITH REMOTE PICKUP COIL
Process for deliming hides in the tanning industry and apparatus for carrying out said process
Apparatus for displaying time-of-day data adaptively to different time zones
Isostatic die, particularly for ceramic tiles and relative method
Process for preparing a modified polytetrafluoroethylene and use thereof
A pulp mold, a method, and a molding apparatus for producing fiber bodies
Tapper for forming internal threads in a precision frustoconical hole in bones
Sound-damping armature assembly for an electromagnetic coupling
Resin composition containing a polyester, a polyester elastomer and a sorbitan ester
METHOD AND DEVICE FOR THE AUTOMATIC ASSEMBLY AND WORKING OF SEVERAL COMPONENTS
复合装饰膜的透明门帘
连接有外加电源的多媒体键盘装置
一种油水井氟塑料封隔器
全塑帽衬安全帽
