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
Apparatus and process for treating hydrocarbon oils
摘要
申请公布号
US2119818(A)
申请公布日期
1938.06.07
申请号
US19200370466
申请日期
1920.04.01
申请人
UNIVERSAL OIL PRODUCTS COMPANY
发明人
KIRSCHBRAUN LESTER
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Actuator for automatic cruising system
Control circuit for mobile telephone with full duplex operation capability
Direct inward dial integration apparatus
Microphone probe for acoustic measurement in turbulent flow
Coating device
Image forming apparatus with variable transfer pressure
Tea brewer
Ventilated cigarette
Method of directly mounting a printing plate on plate cylinder and the plate cylinder and register pins used in said method
Bin dispensing machine
Catheter with magnetic fixation
Image forming apparatus with microcapsule pressure rupture
Means and method for removing trapped billets from indirect extrusion press
Swath inverter
Apparatus for generating tones by use of a waveform memory
Vacuum cleaner having a blower facility structure
Method for the high-speed precision clamping of rotationally symmetrical workpieces and high-speed precision clamping device for implementing the method
Wristband and integral back of hand pad
Bedding with retention pockets
Frequency doubling oscillator and mixer circuit