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
Eliminating weld beads on well lining pipes
摘要
申请公布号
CH526037(A)
申请公布日期
1972.07.31
申请号
CH19690008600
申请日期
1969.06.05
申请人
INSTITUT ELEKTROSVARKI IMENI E. O.
发明人
VALENTINOVICH SKULSKY,JURY;GRIGORIEVICH BORETSKY,VASILY;ALEXEEVICH SAKHARNOV,VASILY;ANTONOVICH KUSHNIR,VLADIMIR;GRIGORIEVICH SEMAK,GRIGORY;IVANOVICH TISHURA,VLADIMIR
分类号
B23D79/02;E21B19/00;(IPC1-7):E21B17/08;B23B3/12
主分类号
B23D79/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
APALICACAO DE COMPOSTOS DE ALQUILGLICOSIDIO TENSOATIVOS EM LAVAGENS DE PERFURACAO A BASE DE AGUA E OLEO E OUTROS AGENTES DE TRATAMENTO DE FUROS DE SONDAGEM
LATERAL TYPE SEMICONDUCTOR DEVICE
WAFER CLEANING METHOD AND APPARATUS THEREOF
APPARECCHIATURA MONOBLOCCO DI COTTURA
FASTENING TOOL
DEVICE FOR MONITORING SHAPE OF CUT BEAD IN INTERNAL SURFACE OF PIPE
SURFACE CRACK PROGRESS MEASURING METHOD
FIBER-FINISHING AGENT COMPOSITION
AQUEOUS INK JET RECORDING PAPER
MICROTERRITORY POLISHING DEVICE
PRODUCTION OF CARBOXYLIC ACID BUTYL ESTER
PRODUCTION OF DIOL COMPOUND HAVING CYCLOHEXANE RING
DIAGNOSTIC METHOD AND ITS DEVICE
PACKING CONTAINER FOR DELIVERING MULTILAYER CONTENTS AND PACKAGED PREPARATIONS
HYDROXYCARBOXYLIC ACID OR ITS POLYVALENT METALLIC SALT COMPOUND AND RECORDING MATERIAL
PRODUCTION OF SILICON NITRIDE SINTERED COMPACT
SINTERED MATERIAL OF SILICEOUS NITRITE
PIEZOELECTRIC CERAMICS COMPOSITION FOR ACTUATOR
THERMAL RECORDING MATERIAL
THERMAL RECORDING MATERIAL
