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经营范围
发明名称
WERKWIJZE VOOR DE BEREIDING VAN CHROOMTRIOXIDE
摘要
申请公布号
BE881716(A2)
申请公布日期
1980.08.14
申请号
BE19801009721
申请日期
1980.02.14
申请人
BRITISH CHROME & CHEMICALS LTD
发明人
分类号
C01G37/033;(IPC1-7):C01G/
主分类号
C01G37/033
代理机构
代理人
主权项
地址
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Wind driven generator with vertical shaft - has blades rotating on own axes during rotation round central shaft
Magnetic wedges for electric motors - are made on mandrel with parallel projection inserted in stator, with wedges produced by injection
Continuous veneering and laminating plant for workpieces - adapts different types of equipment to widely ranging operating conditions
Composite silicon nitride mouldings - where mouldings are joined together by flame sprayed bonding layer contg. magnesium oxide and silicon nitride
Metering device for silage block - has pick=up to swivel blocks into position for gravity feed to metering roller
Thin metal shielded arc welding - using filler wire as positive and non-consumable electrode as negative pole
Vehicle gas turbine with intermittent burner - has compressed mixture passed to combustion chamber through flap valves
Drive circuit for motor in hand-held power tool - has extra capacitor in parallel with field coil for simple RF noise suppression
Cable or pipe laying plough - has two inclined parallel blades vibrated by opposed eccentric flywheels and fixed to swing arms
Picture frame with parts attached so that they cannot be misplaced - has back plate having link joint with one frame edge and snap-in closure at opposite edge
Window surround ventilation unit - has inlet and outlet air flow chambers forming heat and humidity exchange system
Length trimmer for multi-blade wood saw - uses spaced switches and signal store to activate advance lopping saw where necessary
Profiled bar for rail coupling - is of basic rectangular section with hooked flanges on opposite sides
Battery powered vehicle traction control - uses regenerative braking with speed related bias on pole windings to limit battery size
Nozzle tube for constructing water fountains - uses plastics tube and connectors for easy assembly on edges of swimming pools
Vehicle rear brake light assembly - has pairs of lights with alternate flashing at rate to suit conditions
