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
TURBODRILL SHAFT ROTATION SPEED CONTROLLER
摘要
申请公布号
SU1719627(A1)
申请公布日期
1992.03.15
申请号
SU19904817648
申请日期
1990.07.28
申请人
VNII NEFTEPROMY GEOFIZ
发明人
LUGUMANOV MANSUR G,SU;DUBINSKIJ VLADIMIR SH,SU;RUKAVITSYN VLADIMIR N,SU
分类号
E21B45/00
主分类号
E21B45/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
VEHICLE LAMP
ELECTROSTATIC CAPACITY TYPE TOUCH SWITCH
LIGHT-EMITTING APPARATUS AND MANUFACTURING METHOD OF LIGHT-EMITTING APPARATUS
GRAPHITE NEGATIVE ELECTRODE MATERIAL AND LITHIUM ION SECONDARY BATTERY
FLUSH TOILET BOWL DEVICE
SPLASH PREVENTION DEVICE FOR DRAIN PIPE OF VERANDA
LAMINATED GLOVES FOR CARE
SOFTENER FOR SANITATION
TREATMENT AGENT AND TREATMENT METHOD FOR SPINNING OF VISCOSE RAYON
SCALE REMOVER OF STAINLESS STEEL WELD ZONE
HIGH YOUNG'S MODULUS COLD ROLLED STEEL, HIGH YOUNG'S MODULUS ELECTROGALVANIZED COLD ROLLED STEEL, HIGH YOUNG'S MODULUS HOT-DIP GALVANIZED COLD ROLLED STEEL, HIGH YOUNG'S MODULUS HOT-DIP GALVANNEALED COLD ROLLED STEEL AND PRODUCTION METHODS FOR THEM
METHOD FOR CONCENTRATING METAL NANOWIRE DISPERSION, AND METHOD FOR PREPARING METAL NANOWIRE INK
POLYAMIDE RESIN AND METHOD FOR PRODUCING THE SAME
POLYPROPYLENE RESIN COMPOSITION FOR INJECTION MOLDING AND INJECTION MOLDED BODY
DETERGENT COMPOSITION FOR HARD SURFACE
ANTIVIRAL COATING FILM
MOLTEN PULP
INHIBITOR OF FLAVIVIRIDAE VIRUS
METAL COMPLEX, AND ADSORBENT, STORAGE MATERIAL AND SEPARATION MATERIAL COMPOSED THEREOF
METHOD FOR PRODUCING CARBOXYLIC ACID ALLYL ESTER