Removable packer for wells,申请号US19370129205-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	Removable packer for wells
摘要
申请公布号	US2138157(A)	申请公布日期	1938.11.29
申请号	US19370129205	申请日期	1937.03.05
申请人	HALLIBURTON OIL WELL CEMENTING COMPANY	发明人	HALLIBURTON ERLE P.
分类号	E21B33/129	主分类号	E21B33/129
代理机构		代理人
主权项
地址

您可能感兴趣的专利

PIGMENTING METHOD OF A PAPER SURFACE AND THE PRODUCED PAPER USING THE SAME METHOD

DEVICE FOR TIGHTENNING UP A SHOELACE

Formaldehydfattigt lignocellulosemateriale og fremgangsmåde til dennes fremstilling

A Separator For Planar Solid Oxide Fuel Cells, The Fuel Cell Comprising The Separator And The Method For Preparing For Them

PROCESS AND BIO-PRODUCTS OF SALVIA NEMOROSA BASED ON BIO-ACTIVE COMPOUNDS WITH COSMETIC, PHARMACEUTICAL AND ALIMENTARY APPLICATIONS

MARAGING STEEL MEANT TO BE USED AT HIGH TEMPERATURES AND METHOD FOR THE THERMAL TREATMENT THEREOF

WATER FILTRATION AND ACTIVATION COCK SYSTEM

Vessel of cosmetics with airtight

Open and close type light pannel

ADVANCED WASTEWATER TREATMENT APPARATUS USING BIOMEDIA AND BIOMEMBRANE AND ADVANCED WASTEWATER TREATMENT METHOD USING THE SAME

METHOD FOR PERFORMING GAME USING OF PUBLIC TRANSPORT USE RECORD, SYSTEM FOR EXECUTING THE SAME, AND COMPUTER-READABLE RECORDING MEDIUM RECORDING THE SAME

A PERSONAL ADAPTIVE MUSIC RECOMMENDATION METHOD USING ANALYSIS OF PLAYLISTS OF USERS

DOOR ASSEMBLY AND METHOD FOR ASSEMBLING THE DOOR ASSEMBLY

A HYDROPHILIC POLYESTER FIBER AND METHOD FOR PRODUCING THE SAME

Fremgangsmate for a utskille kvikksolvdamp og stov fra gass i et sperrefilter

REPRESENTATION DEVICE AND METHOD FOR POINT OF INTEREST

MOBIEL ELEKTRISCH AANSLUITPUNT.

Inkorporering av aktive substanser i baerermatriser