Intermittent gas-lift control,申请号US19390300591-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	Intermittent gas-lift control
摘要
申请公布号	US2231417(A)	申请公布日期	1941.02.11
申请号	US19390300591	申请日期	1939.10.21
申请人	SHELL DEVELOPMENT COMPANY	发明人	STEENBERGH ALEXANDER WILHELMUS
分类号	F04F1/18	主分类号	F04F1/18
代理机构		代理人
主权项
地址

您可能感兴趣的专利

RECOVERY OF NOBLE METALS BY LIXIVIATION WITH THIOUREA CONTROLLED ACIDIC SOLUTION

Kohäsives Trägermaterial

FLUORINATION IN LIQUID OR SUPERCRITICAL CARBON DIOXIDE

METHOD OF CONVERTING METHANOL INTO AN OLEFIN MIXTURE OF CONTROLLABLE ETHYLENE TO PROPYLENE RATIO

INTERMEDIATES AND REACTION SEQUENCE TO PRODUCE SAID INTERMEDIATES USEFUL FOR THE PREPARATION OF ANTINEOPLASTIC AND ANTIFUNGAL CRYPTOPHYCIN DERIVATIVES

Videospielanlage

Wind power system has horizontal axis of symmetry transverse to wind direction; vanes rotate about axis of symmetry on horizontal shaft suspended on frame without central shaft

DATA PROCESSING SYSTEM FOR DISPLAY ON MATRIX SCREEN

THEFT SECURITY SYSTEM

INTERPOLATION CIRCUIT

METHOD AND DEVICE FOR ERROR CONCEALMENT IN AN ENCODED AUDIO-SIGNAL AND METHOD AND DEVICE FOR DECODING AN ENCODED AUDIO SIGNAL

ELECTRON BEAM APPARATUS, AND INSPECTION OF ELECTRON GUN

METHOD OF MANUFACTURING A MAGNETIC POWER COMPONENT AND A MAGNETIC POWER COMPONENT

METHOD AND SYSTEM FOR IMPOSING PRINT DATA

A SYSTEM AND METHOD FOR DELIVERING TARGETED PRODUCT SAMPLES AND MEASURING CONSUMER ACCEPTANCE VIA A COMPUTER NETWORK

DOUBLE-SIDED PRINTED WIRING BOARD AND METHOD FOR MANUFACTURING MULTILAYER PRINTED WIRING BOARD HAVING THREE OR MORE LAYERS

SOUNDERS FOR FIRE ALARM SYSTEMS

SYSTEM FOR MANUFACTURING SEMICONDUCTOR PRODUCTS