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
Plural stage extractive distillation with inverse solvents
摘要
申请公布号
US2434424(A)
申请公布日期
1948.01.13
申请号
US19420434115
申请日期
1942.03.10
申请人
SHELL DEVELOPMENT COMPANY
发明人
MORRIS RUPERT C.;EVANS THEODORE W.
分类号
C07C7/08
主分类号
C07C7/08
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PROCESS FOR PREPARING SINTERED PELLETS OF CERAMIC MATERIALS TO BE USED AS NUCLEAR FUELS AND PRODUCTS OBTAINED BY THE PROCESS
IMPROVEMENTS IN OR RELATING TO DIFFERENTIAL GEAR ASSEMBLIES
HYDRAULIC SYSTEM INCLUDING TWO WORK CIRCUITS
N-ARYLPHTHALAMIDE ACIDS AND THEIR MANUFACTURE
IMPROVEMENTS IN OR RELATING TO CONTROL OF MACHINE TOOLS
IMPROVEMENTS IN OR RELATING TO METHODS OF ENRICHING VALUABLE RAW MATERIALS
ROAD SAFETY BARRIER
IMPROVEMENTS IN CUTTERS FOR ROTARY-SCYTHE MOWERS
DECAHYDROQUINAZOLINE DERIVATIVES AND HERBICIDES CONTAINING THE SAME
DERIVES DE BENZODIAZEPINE
Werkwijze voor het reinigen van oppervlakken van warmtewisselaars en andere apparatuur die met minerale en/of organische stoffen bevattende.
REACTEUR DE LONGUEUR VARIABLE
PROCEDE ET DESINFECTION D'UN LOCAL AU FORMOL ET DISPOSITIF POUR SA MISE EN OEUVRE
IMPROVEMENTS IN OR RELATING TO SUPPORTING OSMOTIC MEMBRANES
TELEVISION AND FACSIMILE MULTIPLEX SYSTEMS
NEGATIVE RESISTANCE ELEMENT AND ITS APPLICATION
STILL OR CINEMATOGRAPHIC CAMERA
Verfahren und Vorrichtung zum Praeparieren von histologischem Gewebe fuer mikroskopische Untersuchungen
Auffangvorrichtung fuer Restmengen
Bei Raumtemperatur vulkanisierbare Silicongummimassen
