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 substantially pure potassium nitrate
摘要
申请公布号
US2710789(A)
申请公布日期
1955.06.14
申请号
US19520323708
申请日期
1952.12.02
申请人
BREVETTI DI PROCEDIMENTI CHIMICI S. R. L.
发明人
BOERI GUIDO
分类号
C01D9/12
主分类号
C01D9/12
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Pulsator for milking machines
Improvements in or relating to passenger road vehicles
Improvements in or relating to bipolar incandescent ignition plugs
Improvements relating to rubber mats, flooring and the like
Improvements in or relating to piezo-electric devices
Improvements in and relating to electric switches with a free-handle automatic release
An improved process for hardening corrosion-resisting iron and steel alloys by nitrogenisation
Improved offset printing roller
Improvements relating to the chassis of motor vehicles
Improvements in or relating to safety devices for drop-down barrel smailarms
Improvements in and relating to the manufacture of fibre pulp articles
Improvements in floor polishers in which liquid polish is employed
Master cylinder for hydraulic brake system
Improvements in or relating to air port constructions
Improvements in or relating to the spindle apparatus of flyer frames
Improvements in machines for inserting and removing boiler tubes
Improvements in or relating to collars for personal wear
Improvements relating to power actuated tabulator mechanism for typewriting and like machines
Improved liquid-operated braking apparatus for motor vehicles
Improvements in or relating to the preparation of aromatic sulphide compounds
