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经营范围
发明名称
PREPARATION OF SILICON NITRIDE POWDER
摘要
申请公布号
GB2204862(B)
申请公布日期
1991.01.30
申请号
GB19880011944
申请日期
1988.05.20
申请人
* BASF AKTIENGESELLSCHAFT
发明人
LASZLO * MAROSI
分类号
C01B21/068;C01B21/087
主分类号
C01B21/068
代理机构
代理人
主权项
地址
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AUDIOVISUAL STUDYING DEVICE
Evaporation boat for high vacuum plant - has cover with central opening which directs stream for efficient coating
Gas burner ignition system with delay device - has flame monitoring control valve responding to temp. sensors reference value comparison
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Strong paper clip usable also as letter opener and bottle opener - is formed from wire bent several times within single plane to shape outer and inner band sections
Release resisting nut or screw with washer - comprises Belleville washer having radial tongues extending from one periphery
Servo controlled copying lathe fine adjustment - has micrometer screw which is applied to pattern tracing probe clear of cutting region
Coffee pot with filter insert covering full dia. of pot - with insert capable of piston movement
Toy motor racing track - contains eight tracks, for steerable model cars with separate driving and steering motors
Gear pump built up of several units - has offset pairs of gears to give pulse free flow
Plastics radiator for central heating system - has vertical channels joined to horizontal ones by contracted section
Warping blade control system - has positive and automatic guide unit controlled by diameter of wound material and pitch of cone guide bar
Baking oven with obtuse-angled hollow body - with cold air outflow from centre and hot air inflow through bottom
