Долото расширитель для бурения шахт,申请号SU19493190342-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Долото расширитель для бурения шахт
摘要
申请公布号	SU86943(A1)	申请公布日期	1949.11.30
申请号	SU19493190342	申请日期	1949.01.18
申请人	MANKOVSKIJ G.I.	发明人	MANKOVSKIJ G.I.
分类号	E21D1/06;E21B10/26	主分类号	E21D1/06
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Coin store column for automatic machine - enables coins to be fed to base of column by spiral revolving feeder

Body noise reducing railway track bed - has flexible support pads accessible through entry holes with concrete covers

Maintaining the uniformity of blast furnace flue dust sludge - by keeping solids content at above 32 percent by weight and stirring constantly

Warning signal for emergency vehicle - has directional radio beam to overide radios in other vehicles

Flexible bush for lathe bar feed - has bush with leaf springs to lightly hold bar concentric in hollow lathe spindle

Electrolysis plant for chlorine mfr. - using bank of cells with uniform design which permits rapid repair and replacement

Machine part absolute movement distance measurement - using wear and dirt resistant transmitter, receiver and moving probe attached to monitored machine part

(4)-Chloro- and/or bromo-butyronitrile prodn. - from chloro-bromo-propane and ionisable cyanide in water contg. phase transfer catalyst

Combustion engine with angular oscillating piston - has combustion space shaped so that turbulence is induced in gases just before ignition takes place

Urethro:cystoscopy and cytometry appts. - has gas pipe with flow and quantity meters, valves and press. gauge for catheter introducing carbon dioxide

Radio receiver with noise suppression amplifier - whose gain can be switched between two levels with hysteresis

Multistage dewatering of sewage sludge - by sedimentation, beating to densify and high pressure filtration with pasteurising

Building drum for tyre semi-fabricates - elastomer core support ring with inner, disc-shaped flange

Solder glass - contg lead oxide and higher oxide of lead or other metal

AUS ALUMINIUM BZW. VERZINNTEM STAHLBLECH BESTEHENDE KOCHGESCHIRRE MIT EINEM ALS TRENNMITTEL FUER NAHRUNGSMITTEL DIENENDEN UEBERZUG

Spray pressure control mechanism for dishwashers - includes sensor controlled by weight of loaded crockery tray to adjust circulating pump

BINDEMITTELZUSAMMENSETZUNG FUER GLASWOLLPRODUKTE

Symmetric loop, folded dipole antenna - has active three pole circuit connected to coaxial supply cable via bifilar choke to keep impedance constant

VORDERBACKEN FUER SICHERHEITSSKIBINDUNGEN

VERFAHREN ZUM EINARBEITEN VON ADDITIVEN IN VINYLCHLORID-POLYMERISATE