METHOD OF FILLING MINED OUT CAVITIES WITH DUSTS,IN PARTICULAR WITH SMOKE-BOX DUSTS,申请号PL19840248985-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	METHOD OF FILLING MINED OUT CAVITIES WITH DUSTS,IN PARTICULAR WITH SMOKE-BOX DUSTS
摘要
申请公布号	PL141762(B1)	申请公布日期	1987.08.31
申请号	PL19840248985	申请日期	1984.07.27
申请人		发明人
分类号	E21F;E21F15/08;(IPC1-7):E21F15/08	主分类号	E21F
代理机构		代理人
主权项
地址

您可能感兴趣的专利

MAGNETIC ENCODER DEVICE AND ROTATION DETECTION DEVICE

TEST TUBE SEALING DEVICE

VANE OPENING MEASURING APPARATUS AND HYSTERESIS CURVE FORMATION METHOD

HOT WATER STORAGE TANK

ROLLING BEARING

REVERSE ROTATION PREVENTION STRUCTURE OF SCREW BODY

SIZING AGENT FOR GLASS FIBER, GLASS FIBER COATED WITH THE SAME, GLASS FIBER PRODUCT, AND METHOD FOR PRODUCING GLASS CLOTH

AUTOMATIC LIBRARY SYSTEM

SHEET MATERIAL FEEDING DEVICE, IMAGE FORMATION DEVICE

PACKAGE FOR ZINGIBER MIOGA

VEHICLE BODY STRUCTURE WITH WASHER DEVICE

HUB MOUNTING JIG FOR FRONT AXLE

VEHICLE BODY FRONT STRUCTURE WITH WASHER DEVICE

PUMP WITH EXHAUST MECHANISM

VEHICLE CONTROL DEVICE

COLUMN-BEAM JOINT STRUCTURE, FRAME STRUCTURE, AND METHOD OF JOINING COLUMN AND BEAM