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
GLYCOL PURIFICATION
摘要
<p>Aqueous ethylene glycol solution containing aldehydes such as formaldehyde, acetaldehyde and the like is contacted with a solid bisulfite treated strong base anion exchange resin and a solution reduced in aldehydes content is separated.</p>
申请公布号
EP1268377(A4)
申请公布日期
2005.09.21
申请号
EP20010920904
申请日期
2001.03.30
申请人
SCIENTIFIC DESIGN COMPANY INC.
发明人
HUSAIN, MANSOOR
分类号
C07C29/74;C07C29/76;C07C29/88;C07C31/20;(IPC1-7):C07C29/74;C07C31/22;C07C27/26
主分类号
C07C29/74
代理机构
代理人
主权项
地址
您可能感兴趣的专利
LED FLUORESCENT LAMP TUBE HEAT-RADIATION AND FALLING-PREVENTION TOOL
LED照明灯
太陽電池等の屋根への取付構造
SHOWER HEAD
LIGHT SOURCE AND DEVICE
RECORDING AND REPRODUCING DEVICE
INFORMATION PROCESSING PROGRAM AND INFORMATION PROCESSING APPARATUS
PORTABLE TRANSMITTER
LUBRICATING OIL COLLECTION GUIDE TOOL
PURIFICATION AND STABILIZATION OF PEPTIDE AND PROTEIN PHARMACEUTICAL AGENT
ELECTRIC POWER STEERING DEVICE
GEL-LIKE SEASONING FOR ROLLED FERMENTED SOYBEAN SUSHI
COOKED RICE PACKAGE AND COOKED RICE-PACKAGING MATERIAL
BOOK BROWSING SERVICE PROVIDING SYSTEM, DEVICE FOR BOOK BROWSING SERVICE, BROWSING DEVICE, AND BOOK BROWSING SERVICE PROVIDING METHOD
DRIVE CONTROL DEVICE FOR HYBRID ELECTRIC VEHICLE
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
WHITE LIGHT EMITTING DEVICE AND ILLUMINATION APPARATUS USING THE SAME
DIAGNOSTIC REPORT SEARCH SUPPORTING APPARATUS AND DIAGNOSTIC REPORT SEARCHING APPARATUS
IMAGE DATA TRANSMISSION DEVICE, CONTROL METHOD AND PROGRAM
THREE-DIMENSIONAL IMAGE DATA TRANSMISSION DEVICE, THREE-DIMENSIONAL IMAGE DATA TRANSMISSION METHOD, THREE-DIMENSIONAL IMAGE DATA RECEPTION DEVICE, AND THREE-DIMENSIONAL IMAGE DATA RECEPTION METHOD