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
MINE BACKFILL PROCESS
摘要
申请公布号
ZM769(A1)
申请公布日期
1969.06.17
申请号
ZM19690000007
申请日期
1969.01.31
申请人
AMERICAN CYANAMID CO
发明人
分类号
E21F15/00;E21F15/08;(IPC1-7):E21F/
主分类号
E21F15/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
WELLBORE FLUIDS EMPLOYING SACRIFICIAL VISCOSIFIERS
METHOD FOR MAKING A HEATING ELEMENT FOR A HEATING APPARATUS, AND MOULD FOR PRODUCING SUCH A HEATING ELEMENT
COMPOSITIONS AND METHODS FOR BIOACTIVE COATINGS TO IMPROVE ALLOGRAFT INCORPORATION
MANUFACTURING METHODS FOR HIGH SHEAR ROLLER CONE BITS
BAG, TOTE, AND BACKPACK WITH CHANNEL-ANCHORED DRAWSTRINGS
PASTE FOR FORMING OF AN ELECTRODE OF A SOLAR CELL
2-(3-AMINOBENZOYL)-3-CYCLOPROPYL-3-OXOPROPANE NITRILES AND USE THEREOF AS HERBICIDES
CONTROL DEVICE, CONTROL METHOD, IMAGE-CAPTURING DEVICE, PROGRAM, AND IMAGE-CAPTURING SYSTEM
METHOD AND SUBSTANCES FOR PREPARATION OF N-SUBSTITUTED PYRIDINIUM COMPOUNDS
A LOW LIFT GOLF BALL
DIRTY-AIR CLEANING DEVICE
SYSTEM AND METHOD FOR CREATING AND UNLOCKING CODED MESSAGES
APPARATUS FOR REPAIRING AND UPGRADING PIPES
DEVICE FOR LAYING OUT A ROOM, IN PARTICULAR AN AUDITORIUM
UNDER FREQUENCY/UNDER VOLTAGE DETECTION IN A DEMAND RESPONSE UNIT
FIELD LEVEL INVERTER CONTROLLER
LONG-RANGE MOTION DETECTION FOR ILLUMINATION CONTROL
COATED PRINTING SUBSTRATE
HYBRID NANOPARTICLES WITH CONTROLLED MORPHOLOGY AND USE THEREOF IN NANOCOMPOSITES WITH THERMOPLASTIC POLYMER MATRIX
RUNTIME SENSOR FOR SMALL FORCED AIR HANDLING UNITS
