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
Scale inhibition.
摘要
<p>Methylenephosphonated lower alkyl amine derivatives especially the dimethylenephosphonated derivative of ethanolamine are described as calcium carbonate scale inhibitors particularly useful where there is dissolved iron present.</p>
申请公布号
EP0384779(A1)
申请公布日期
1990.08.29
申请号
EP19900301969
申请日期
1990.02.23
申请人
WARWICK INTERNATIONAL LIMITED
发明人
HOLT, JOHN MICHAEL
分类号
C02F5/14
主分类号
C02F5/14
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PORTABLE WORKING MACHINE
METAL PIGMENT COMPOSITION, AND METHOD FOR MANUFACTURING THE SAME
COMMUNICATION SYSTEM, COMMUNICATION CONTROL METHOD AND COMMUNICATION DEVICE
COMMUNICATION DEVICE, AUTONOMOUS DISTRIBUTION CONTROL NETWORK, AND PASS RECONFIGURATION METHOD BY MEANS OF THE AUTONOMOUS DISTRIBUTION CONTROL USED FOR THE DEVICE AND NETWORK
SHIFT CONTROL DEVICE, PACKET TRANSFER SYSTEM, SHIFT CONTROL METHOD AND PROGRAM
DOOR DEVICE FOR ELEVATOR
CONTENT RECEPTION AND DISTRIBUTION DEVICE
TRANSMISSION DEVICE AND NETWORK SYSTEM
PORTABLE ELECTRONIC APPARATUS
IMAGING OPTICAL ARRAY AND IMAGE READING APPARATUS
INFORMATION PROCESSOR, CONTROL METHOD THEREFOR, PROGRAM, AND STORAGE MEDIUM
CONNECTING DESTINATION ADDRESS ACQUISITION TERMINAL DEVICE, IP ACCESS NETWORK CONNECTION DEVICE, METHOD AND PROGRAM, AND TRAFFIC DISPERSION SYSTEM
SUBSTRATE HANDLING APPARATUS, SUBSTRATE HANDLING METHOD, AND PROGRAM
BUILDING MATERIAL INTEGRATED TYPE SOLAR BATTERY AND BACK SHEET OF THE SOLAR BATTERY
IMAGE FORMING APPARATUS
ELECTRONIC COMPONENT SUPPORT DEVICE AND ELECTRONIC DEVICE
INSERTION PLUG
HYDRANT DEVICE, AND WATER DISCHARGE TEST METHOD
FIBROUS COLUMNAR STRUCTURE AGGREGATE AND HEAT DISSIPATION MEMBER
CONNECTING STRUCTURE OF HIGH FREQUENCY CIRCUIT AND SLOT