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
FERROCONCRETE ANCHOR-TYPE ROOF SUPPORT
摘要
申请公布号
SU769000(A2)
申请公布日期
1980.10.07
申请号
SU19772545464
申请日期
1977.11.22
申请人
KUZNETSKIJ NII STROITELSTVA UGOLNYKH GORNORUDNYKH PREDPRIYATIJ
发明人
EROFEEV LEONID M,SU;MIROSHNIKOVA LILIYA A,SU;SHITENBERG VADIM M,SU;FRANKEVICH GENNADIJ S,SU
分类号
E21D21/00;(IPC1-7):E21D21/00
主分类号
E21D21/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
METHOD OF COOLING METALLURGICAL FURNACE WALLS
APPARATUS FOR CONTROLLING MULTIUNIT LINEAR STEPPING MOTOR
D.C. ELECTRIC DRIVE
METHOD OF CONTROLLING INVERTER VOLTAGE
APPARATUS FOR TIMING THE CONTROL SYSTEM OF VALVES OF M-PHASE CONVERTER
METHOD OF DRYING SOLID INSULATION OF ELECTRIC MACHINES AND APPARATUS IN SEALED TANK
APPARATUS FOR CONTROLLING THYRISTOR REGULATOR
METHOD OF PRODUCING SQUIRREL-CAGE ROTORS
VOLTAGE CONTROL APPARATUS WITH LEVELLING THE LOAD OF GENERATORS OPERATING IN PARALLEL
ARRANGEMENT FOR OVERLOAD PROTECTION OF ELECTRIC EQUIPMENT
ARRANGEMENT FOR TEMPERATURE PROTECTION OF ELECTRIC INSTALLATION
METHOD OF PRODUCING CARBON COMMUTATOR WITH CONTACTS ELEMENTS
METAL=HALOID LAMP
SWITCHING DEVICE
APPARATUS FOR DISCONNECTING A.C. CIRCUITS WITH LAMINATED ARCING
APPARATUS FOR STRINGING BEADS ON WIRE
MEMORY UNIT EMPLOYING MOS-TRANSISTORS
DEVICE FOR RECEIVING TAPE RECORDER CONTROL COMMANDS
TRAINING AND DEMONSTRATING ARRANGEMENT IN BUILDING MECHANICS
DEVICE FOR SIMULATING COMMUNICATION SYSTEMS
