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
REGENERATION OF ACID
摘要
申请公布号
US3549320(A)
申请公布日期
1970.12.22
申请号
US19680724303
申请日期
1968.02.06
申请人
E.I. DU PONT DE NEMOURS & CO.
发明人
CHARLES LEVI ISBELL JR.
分类号
C01B17/58;C01B17/92;C07C67/22;(IPC1-7):C01B17/92
主分类号
C01B17/58
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Surface inspection tool
Expansion relief for orifice plate of thermal ink jet print head
Method and apparatus for sorting information
Microprocessor controlled fan
Flexible information input and operation selection system
Method and apparatus for run-time correction of proximity effects in pattern generation
Integrated circuit gate conductor which uses layered spacers to produce a graded junction
Catalyst yield from supported metallocene catalysts
1, 2 chemiluminescent dioxetanes of improved performance
Invert biodegradable n-alkane(s) wellbore fluid containing less than 10 percent by weight of cycloparaffing isoparaffing and aromatic compounds, and method of drilling with such fluid
Method of manufacturing a wiring layer in a semiconductor device
Human map kinase homolog
Hepatitis C virus Fc-binding function
Composite optical and electro-optical devices
Component carrier tape having static dissipative properties
Method for writing and reading data on a multi-layer recordable interferometric optical disc and method for fabricating such
Use of selected polyvinyl acetate dispersions for the surface stabilization of sand and/or soil
Pressure flow system and method for treating a fluid permeable workpiece such as a bone
Method of producing a high-temperature superconductive coating on an elongated substrate
Dust separation apparatus
