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
Crude anthracene separation
摘要
申请公布号
US2438148(A)
申请公布日期
1948.03.23
申请号
US19450575686
申请日期
1945.02.01
申请人
KOPPERS COMPANY, INC.
发明人
CORSON BEN BENNETT;DETRICK ROBERT SHERMAN
分类号
C07C7/00;C07C7/163
主分类号
C07C7/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
IMPROVED BEDDING SYSTEM
CLOTHES HAMPER
NOVEL CATIONIC COMPOUNDS USEFUL AS DRAINAGE AIDS AND STABILIZERS FOR ROSIN-BASED SIZING AGENTS
VENTILATOR
SENSOR PROBE FOR MEASURING HYDROGEN CONCENTRATION IN MOLTEN METAL AND METHOD FOR MEASURING HYDROGEN CONCENTRATION
AUTOMATIC PLANT DIVIDING SYSTEM
SECURITY RACK FOR BICYCLES
PLANAR SPEAKER
SEXING METHOD OF BOVINE EMBRYOS
FATTY ACID ALTERATION BY A DELTA 9 DESATURASE IN TRANSGENIC PLANT TISSUE
IMPROVED STRUCTURE OF FEMININE NAPKIN
A METHOD FOR TREATING KAPOSI'S SARCOMA AND BLOCKING OR INHIBITING VASCULAR PERMEABILITY
NOVEL 19-NOR STEROIDS HAVING A THIOCARBON-CONTAINING CHAIN IN THE 11 BETA POSITION, A METHOD FOR PREPARING SAME AND INTERMEDIATES THEREFOR, MEDICINAL USES THEREOF AND COMPOSITIONSCONTAINING SAID STEROIDS
ELEKTRISCHES SYSTEM ZUR TRANSDERMALEN MEDIKAMENTENVERABREICHUNG.
VACCINATION AND METHODS AGAINST DISEASES RESULTING FROM PATHOGENIC RESPONSES BY SPECIFIC T CELL POPULATIONS
UTILIZATION OF 4-[(2-OXO-3-BORNYLIDENE)METHYL]PHENYLTRIMETHYLAMMONIUM METHYLSULFATE IN A PERMANENTLY HAIR DEFORMING COMPOSITION FOR PROTECTING THEM AGGRESSIONS, ESPECIALLY LIGHT AGAINST ATMOSPHERIC
PHARMACEUTICAL PENTAPEPTIDE COMPOSITIONS AND METHODS OF USE THEREOF
ELEMENT FOR A TOY BUILDING SET
VERESS NEEDLE ASSEMBLY
CHIP-ZUFUEHRER.