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
BOREANORDNING
摘要
申请公布号
NO171325(C)
申请公布日期
1993.02.24
申请号
NO19900004992
申请日期
1990.11.19
申请人
NORSKE STATS OLJESELSKAP AS, DEN
发明人
HORVEI, KNUT
分类号
E21B;E21B7/18;F04B3/00;F15B3/00;(IPC1-7):E21B7/18
主分类号
E21B
代理机构
代理人
主权项
地址
您可能感兴趣的专利
COMPOSITION FOR INTERLAYER RUBBER
PROCESS FOR PRODUCING HEAT-RESISTANT PRODUCTS BASED ON CARBON FILLER AND BINDER
METHOD AND DEVICE FOR MANUFACTURING AT SHOCK-ABSORBING POLYMERIC MATERIAL
RUBBER MIXTURE TREATMENT INSULATING COMPOSITION
RUBBERIZED CORD STRIP JOINING DEVICE
TUBE PROFILE - GRINDING MACHINE
CHANGING DEVICE FOR CHANGING DIES ON PRESSES
DEVICE FOR ORIENTING BILLET TO SHEET-BENDING MACHINE
SHEET MATERIAL WORKING DIE
ROTARY ARTICLE CLEANING DEVICE
COATING APPLICATION DEVICE
APPARATUS FOR PAINTING SURFACES AND APPLYING FLUID PUTTY
SHEET MATERIAL WASTE BREAKING DEVICE
CATALYST FOR OXIDIZING METHANOL INTO FORMALDEHYDE AND METHOD OF PREPARING IT
MASSAGE APPLIANCE
APPLIANCE FOR TREATMENT OF SPONDYLOLISTHESIS
DEVICE FOR PEST EXAMINATION IN VINEYARD ROWS
DEVICE FOR SORTING ROOT AND TUBER CROPS
DEVICE FOR MAKING CASTING BY ORIENTED CRYSTALLIZATION
METHOD FOR FORMING A SEED AND A SEMICONDUCTOR FILM USING SAID SEED