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经营范围
发明名称
DUAL DAMASCENE METALLIZATION
摘要
申请公布号
KR20010023055(A)
申请公布日期
2001.03.26
申请号
KR1020007001672
申请日期
2000.02.18
申请人
发明人
分类号
H01L21/768
主分类号
H01L21/768
代理机构
代理人
主权项
地址
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PACKING ASSEMBLAGE OF GEOTHERMAL WELL PORT
Automatic controller for natural or forced convection electric heater - uses triacs supplying both heater and fan motor to control temperature of room
Electrical charge detonating device - has thin hot wire fastened between opposite faces and diametrically opposite points on dielectric washer
Flexible radar reflector for parachute supported radio probe - has horizontal square sail with upper and lower vertical triangular sails fixed to 4 diagonally extending support
Control of combustion of liquors from pulp mfr. - by using viscosity as control parameter
Movable metal cover for grenade - has fragmenting shell spaced from inner partition and filled with charge
Purifying effluent from evaporative concn. of soln. contg. volatiles - by contacting condensate from evaporator heater with compressed vapour contg. volatiles
Concave paraboloid mirror made by vertical centrifugal casting - esp. mirrors with very short focal length made of glass or tin
Bumper for motor vehicle - comprises hydraulic rams extending in polygonal structure between bumper and chassis
Boxes made from flat sheet preforms - carrying panel of retractable film to simplify fabrication and assembly for parking part loads
Fitted sheet for bed mattress - is sewn with elastic and edging at hem
Portable ashtray clipped to pocket - has main body with opening for cigarette with leaf springs to hold it
Characteristics determination device for optical fibre - uses test rigs each having independent light source and to which fibre is successively connected by moving mirrors
Inertial lock for vehicle seat - uses cam to interlock upper and lower runners during accidents
Automatic compensator for flexing of machine tool guide - uses electronic circuit to compute required compensation and electric or hydraulic actuator to move wedge under tool
Semiconductor memory - contg. network of memory cells, each having capacitor and IGFET formed in single semiconductor
MEJORAS EN HAZ DE TUBOS PARA LA CONDENSACION DE VAPOR DE AGUA Y OTROS VAPORES QUE CONTIENEN NO CONDENSABLES
REVETEMENT DE SOL LAVABLE