Fremgangsmåte for tilbakehenting av en rotasjonspumpe fra en brönnkanal og en rotasjonspumpeenhet for lösbar sammenkopling medet drivverk,申请号NO19970003274-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	Fremgangsmåte for tilbakehenting av en rotasjonspumpe fra en brönnkanal og en rotasjonspumpeenhet for lösbar sammenkopling medet drivverk
摘要
申请公布号	NO313600(B1)	申请公布日期	2002.10.28
申请号	NO19970003274	申请日期	1997.07.15
申请人	CAMCO INTERNATIONAL INC	发明人	MANN, JAY S
分类号	E21B23/02;E21B43/12;(IPC1-7):E21B43/00;E21B23/00	主分类号	E21B23/02
代理机构		代理人
主权项
地址

您可能感兴趣的专利

CIRCUIT FUSE COVER INDICATOR

Joint housing and water barrier for multi-pair cables - has central joint housing taking filler and sleeve water barriers connecting to cable sheaths

Ultrasonic transducer for liq. sprayers - where piezoceramic disk is bonded to steel substrate by soft tin solder

Telephone conference circuit for delta modulated speech signals - sums speech inputs with 100 per cent attenuation for subscriber's own input

Measuring incident wind energy - using cup anemometer with contactless sensor for revolution rate

Hollow cylindrical connecting pin for toy construction kit - has axial split along whole length with arcuate cross-cuts permitting sides to flex

Trailer for small animals - has steel chassis with low profiled layered accommodation of aluminium construction

Retractable carrier-outrigger used on spacecraft - incorporates elements with ends shaped to fit together coaxially and pulled into line by releasable tensioner

Heat exchanger precipitator device - has horizontal separating chamber axis with sliding particle-collecting chamber underneath

Reading instrument for map on micro transparency or fiche - has housing with magnifying glass in top wall above adjustable microimage

Recovery circuit to derive clock signals from data bits - uses oscillator which functions at several times nominal bit frequency

Continuously stamping synthetic leather foil - directly after prodn. without cooling or re-heating, using silicone elastomer calender roller

Universal mounting frame for transparencies - has pre-stamped cut=outs in plastics sheet with selective knock=out panels

Double pushbutton switch for vehicle seat heating - ensures only one switch stays in when both are pressed

Axial inflow cooling air impeller for air conditioner - has blades with specified contour to produce outflow component in radial direction

Grate-fired two-pass natural circulation boiler - has furnace restriction forming cross-pass housing superheater; fully gas-tight roof

Cosmetic cream and liq. compsn. - contg. added de-saccharified, deproteinated, opt. laevo-lactic acid-enriched sour whey serum (AT 15.12.80)

Di:chromate removal from chlorate soln. - by redn. with hydroxylamine hydrochloride and pptn. as chromium hydroxide to avoid toxic gas and filtration problems

Temperature gradient zone melting - achieves better penetration by prior application of unsaturated solution

Sensing distance to surface - using pulse modulators for EM carrier wave and supplying acoustic generator