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
TIN-LEAD IMMERSION BATH
摘要
Immersion tin-lead baths are provided, preferably free of hypophosphite ion, comprising a strongly acidic aqueous solution comprised of thiourea, water-soluble sources of divalent tin and lead, a weak acid, and a weak base.
申请公布号
CA2035579(A1)
申请公布日期
1991.12.05
申请号
CA19912035579
申请日期
1991.02.01
申请人
MACDERMID, INCORPORATED
发明人
FERRIER, DONALD R.
分类号
C23C18/48;H05K3/34;(IPC1-7):C23C30/00;C23C2/08
主分类号
C23C18/48
代理机构
代理人
主权项
地址
您可能感兴趣的专利
HEAT EXCHANGER FOR WATER HEATER USING HEAT PUMP
PROTECTIVE BELLOW FOR DRIVE SHAFT ARTICULATED JOINT
HERMETIC SCROLL COMPRESSOR
A piston head and a method of making a piston head
Manually operated power transmission system
VALVE CONTROL UNIT FOR A FUEL INJECTION VALVE
A SEMICONDUCTOR DEVICE OF SiC AND A TRANSISTOR OF SiC HAVING AN INSULATED GATE
METHOD RELATING TO HANDLING OF CONDITIONAL JUMPS IN A MULTI-STAGE PIPELINE ARRANGEMENT
Dispensing a beverage
Power saving device for transformers
Low stiction friction damper
Piros gate system
Mankhan plunger tank un-compressed
Induced learning system for tennis
Bargen bullet switch
Error correction mechanisms in spreadsheet packages
Method of applying corrosion inhibitor to parts mounted circuit board
An illuminated display device
Flux regulated permanent magnet brushless DC motor
Oakashield equine numnah/pad numnah