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
PROCEDE DE SYNTHESE DE L'UREE
摘要
申请公布号
BE765530(A7)
申请公布日期
1971.08.30
申请号
BE19710765530
申请日期
1971.04.08
申请人
MAVROVIC IVO, 530, EAST 72ND STREET, NEW YORK, N.Y. (E.U.A.)
发明人
分类号
C07C67/00;C07C239/00;C07C273/04;(IPC1-7):C07C/
主分类号
C07C67/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Cardboard pack for liq. with pouring spout - which is formed by tear=off corner at top with air entry opening exposed by corner removal
Fibrous waste water extraction - has pressure against waste on vibrating mesh before removal
Servo motor for compensated recording instrument - has brake arm on side, released from drive disc by excitation of windings mounted on housing
Fluid desensitised safe-arm detonator assembly - for oil well perforating gun assembly, involves rotation of housings to obtain necessary condition
Solid and liquid fuel fired furnace - has body with afterburner chamber between loading shaft and combustion chamber
Central heating radiator valve automatic operating control - uses quartz timer clock coupled to valve setting motor which is disconnected when valve-end position is reached
Large castings made by electroslag remelting - where one consumable electrode is used in narrow part of mould, and at least two others used in wide part of mould
Granular material moisture extraction unit - has first unit with sieve tube enclosed by annular chamber with outlets
Multiple input converter for high voltages - has capacitor fed parallel rectifying paths terminating in primary windings of common transformer
Telephone subscriber line checking device - indicates whether line wires have been crossed and uses Graetz diode bridge with LED's
Tractor hydraulic system - has low pressure filter in pipe from feed pump to pressure pumps
Measuring appts. for aerosol concn. - has photo diode as receive detector and mean value generator for signals transmitted via rapid A=D converter
Vibratory conveyor of low constructional height - is driven by eccentric at one end and may carry resonant mass on rubber springs
Cream curds container - made of plated metal sheets without resin or lacquer coating
Telephone subscriber line testing device indicating crossed wires - uses Graetz diode bridge with photodetector element across DC diagonal
Cigarette with heat reduction zone - has large number of capsules containing liq. mounted on paper
Packaged unused bread conversion to animal fodder - by shredding, screening and pneumatic sifting to remove packaging
Energy recovering system for expansion turbine - has part of exhaust steam used to evaporate cooling liquid to drive additional expansion turbine
Mine roller cutter machine frame - has driving wheel for spur rack on plate connectable at varying levels
Conveyor track in tunnel kiln used for baking ceramic prods. - which rest on slides travelling along ball tracks located on kiln hearth