PERFECCIONAMIENTOS EN MAQUINAS ROZADORAS PARA EXPLOTACIONES MINERAS,申请号ES19720005398-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	PERFECCIONAMIENTOS EN MAQUINAS ROZADORAS PARA EXPLOTACIONES MINERAS
摘要
申请公布号	ES539872(D0)	申请公布日期	1985.11.01
申请号	ES19720005398	申请日期	1985.01.25
申请人	EMPRESA NACIONAL HULLERAS DEL NORTE,S.A. HUNOSA	发明人
分类号	E21C27/32;(IPC1-7):E21C27/32	主分类号	E21C27/32
代理机构		代理人
主权项
地址

您可能感兴趣的专利

IMPROVED INTEGRATED CIRCUIT SUBSTRATE MATERIAL AND METHOD

FLUORESCENT CHELATES

DIAPHRAGM-BASED RESERVOIR FOR A CLOSED BLOOD SAMPLING SYSTEM

TECHNIQUE FOR MAINTAINING SECURE NETWORK CONNECTIONS

Fire protection device for pipe or cable gland with housing containing fire protection element expanding in volume in the event of a fire and mounting frame securing housing in wall or ceiling opening

Maintenance system for suspension bridge cables has gondola equipped with dry ice grain blasting assembly

Back lighting bright field illumination equipment for e.g. stereo microscope, has white organic light emitting diodes arranged on light area, and radiating units provided on light emitting side of functional layer

An oven cooking process control system has various heating up speeds according to the nature of the food items and the target temperature

Vehicle fuel tank has a hard foam material shrouding it at least partially which embeds adjacent lines and holds them rigidly apart from each other

Sound damper for air flow channel for IC engines for motor vehicles has apertures with length and width within set ratio dependent upon specific frequency range of emissions

Ski with built-in structure for adjusting and fixing the ski binding in situ, i.e. on the ski slope, has sliding fixing plates and retainers with push-in locking parts and a sliding catch to fix and break the joint

Rolled sleeve, as a holder for dampers in a vehicle anti-vibration system, has a longitudinal slit with tongues and openings at the facing slit edges with a thickness and depth of half the wall thickness to be pressed together

Protecting low-voltage circuit breakers from false triggering, by interrupting power supplied to electronic memory device when transmitted data are detected as being incorrect

Vacuum clamping device for clamping workpieces to be welded generally useful for clamping workpieces in welding operations

Potentialiser, especially air motor for generating electricity, comprises potential distributor linked to potential provider and receiver via technical processes

Process and assembly to treat sewage sludge in an assembly that separates sludge and filtrate

Gas chromatography assembly has ultrasonic sensors above and below gas passage

Vacuum cleaner for use in e.g. home, has UV light emitting diode, UV laser diode and UV fluorescent tube installed in suction tube to illuminate on floor during cleaning, where light emitting diode is mounted on lower surface of brush

Method for operating clutch and brake associated with torque converter comprises reducing rpm of engine to save fuel then raising it shortly before vehicle is stationary to produce low turbine torque

Differential gear for vehicle has at least one bearing unit located on circumference of differential cage in region of coupling point between emerging sections of output shafts from differential cage