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
MEASURING FLOW IN A PIPE
摘要
申请公布号
GB2186981(B)
申请公布日期
1990.04.11
申请号
GB19860004397
申请日期
1986.02.21
申请人
* PRAD RESEARCH AND DEVELOPMENT N V;* SCHLUMBERGER LIMITED
发明人
ANDREW * HUNT;LESLIE * BRADBURY
分类号
E21B47/10;G01F1/36;G01F1/74;G01F1/88;G01N9/26
主分类号
E21B47/10
代理机构
代理人
主权项
地址
您可能感兴趣的专利
COMPACT SEALED ELECTRICAL RELAY
CASCODE-CONNECTED TRANSISTOR AMPLIFIERS
DIGITAL DIRECT READING HIGH FREQUENCY MEASURING APPARATUS AND METHOD
VOLTAGE STABILIZING ARRANGEMENTS FOR ALTERNATING CURRENT SUPPLIED UTILIZING SATURATED SHUNT REACTORS
ELECTRICAL DISTRIBUTION SYSTEM
FUSE FAILURE DETECTOR
PERMANENT MAGNET FOCUSED LINEAR BEAM TUBE EMPLOYING A COMPENSATING MAGNET STRUCTURE BETWEEN THE MAIN MAGNET AND THE BEAM COLLECTOR
MULTIPLE MEMBER WINDINGS FOR ELECTRICAL ROTATING MACHINES
TRIGGERABLE VACUUM GAP HAVING OFFSET TRIGGER
AUTOMATIC FOCUSING APPARATUS
THERMAL STABILIZER FOR THERMALLY SENSITIVE COMPONENTS
APPARATUS FOR THE REGISTRATION OF THE MEDICAMENTS AND OF THEIR VALENCE ON THE BASIS OF OBSERVED SYMPTOMS
LIQUID HEATER WITH HIGH TEMPERATURE SAFETY CONTROL
DRIVE SYSTEM FOR A MAGNETIC CORE ARRAY
ELECTRICAL TERMINAL BLOCK
ELECTRO-MAGNETIC SYSTEM CONSTRUCTED AS AN INDEPENDENT PREFABRICATED UNIT CAPABLE OF MOUNTING WITHOUT ADJUSTMENT
METHOD AND APPARATUS FOR MEASURING THE FLOW VELOCITY OF AN ELECTROLYTIC FLUID BY ELECTROLYSIS
FAST,HIGH CURRENT ELECTRON MULTIPLIER HAVING A COLLECTOR DECOUPLED FROM GROUND
CARRIER FREQUENCY STABILIZATION FOR CARRIER FREQUENCY SYSTEMS WITH SUPPRESSED CARRIER WAVES
CODE TRANSLATING DEVICE FOR A START-STOP TELEPRINTER
