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
ROTARY DRILLING BIT
摘要
申请公布号
SU1472623(A1)
申请公布日期
1989.04.15
申请号
SU19864130287
申请日期
1986.10.08
申请人
INST SVERKHTVERDYKH MATERIALOV AN USSR;VI PO PROEKTIROVANIYU ORGANIZATSII ENERGETICHESKOGO STROITELSTVA
发明人
SVESHNIKOV IGOR A,SU;KRASNIK VYACHESLAV G,SU;VIROVETS LYUSEN N,SU;DOBROSKOKIN ANDREJ I,SU;TOKHUNTS ROMAN D,SU;SMIRNOV VLADIMIR N,SU
分类号
E21B10/43;E21B10/42
主分类号
E21B10/43
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Device for transporting empty goods
ACTIVE STEERING BOGIE FOR RAILWAY VEHICLES USING LEVERAGE
High-toughness fiber-metal laminate
SELECTIVE CONTENT PRESENTATION ENGINE
Connector element and device for fixing solar modules
Yarn unwinding assisting device for automatic winder
Electrical switch with positive status indication
PILOT OPERATED SOLENOID VALVE
MOBILE TERMINAL, INFORMATION PROCESSING METHOD, AND PROGRAM
SYSTEM FOR CONTROLLING AND MANAGING THE MECHANICAL TENSION OF THE CATENARY WIRE IN RAILWAY INFRASTRUCTURES
UPLINK POWER CONTROL IN LONG TERM EVOLUTION NETWORKS
METHOD AND DEVICE FOR FORWARDING DATA PACKETS
UNIVERSAL REMOTE CONTROL DEVICE FOR A WIRE MICROPHONE
METHOD FOR RADIATION DOSE REDUCTION USING PRIOR IMAGE CONSTRAINED IMAGE RECONSTRUCTION
METHOD FOR DEPOSITING SENSOR MATERIAL ON A SUBSTRATE
VEHICLE PNEUMATIC BOOSTER SYSTEM OPERATING METHOD AND APPARATUS
ALTERED LEAF MORPHOLOGY AND ENHANCED AGRONOMIC PROPERTIES IN PLANTS
TISSUE FIXATIVE HAVING INCREASED VISCOSITY
PROCESS FOR PREPARING TOLYLENEDIAMINE BY HYDROGENATION OF DINITROTOLUENE
MOTOR VEHICLE STEERING ASSEMBLY
