Method for wet fine grinding of hard to very hard raw material and workpieces
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Mfg. voltage-dependent ceramic resistors - by dry pressing and sintering mixture of silicon carbide and ceramic binder
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Electro:osmosis anode for building restoration - comprises sprayed anode layer on non-metallic support provides simplified removal of harmful substances from brickworks
DE4235582A1
Protective rehabilitation of structures esp. of high art-historical interest - using electro-osmotic process for desalination and draining of structures with application of DC voltage across two electrodes according to electrolysis method
DE4234021A1
Ion sensitive single rod measurement chain for ion concn. measurement - has reference system with bridge and inner electrolytes in chambers formed in hollow cylinder, and movable casing with seals
DE4231129A1
Prodn of textured ceramic high temp superconducting material - by aligning preformed, agglomerate free single crystal particles in magnetic field
DE4230676A1
Method of forming ferrite coatings on substrates - by plasma spraying with compensation for evaporating constituents
DE4218368A1
Piezoelectric polymorphous element with blades of opposite polarity - allows bending in either direction selected by polarity of electrodes of bimorph combination of one pair of blades
DE4215271A1
Ultrasonic transducer with piezoceramic element on ceramic diaphragm - has electrodes on opposite faces of ceramic block supplied from connection pins via soldered wire and internal metallisation of housing.
DE4127178A1
Susceptors prepn., esp. of tantalum, for induction heated furnaces - by rolling sheet metal with rolling lining increasing to centre, then decreasing to other edge, etc.
DE4114958A1
Digital evaluation circuit for measuring nitrate concn. in soln. or suspension - uses ion-sensitive electrodes and thermometer probe with A=D converter, micro-controller, EPROM and EEPROM sections
DE4114959A1
Nitrate ion concn. measuring probe - has temp. sensor for temp. compensation of probe output signal
DE4103657A1
TRANSLATOR STACK AND METHOD FOR THE PRODUCTION THEREOF
DD301176A7
Method and apparatus for controlling the filtration of suspensions
DD301504A7
Process for the production of spark gap packages for valve arresters
DD301182A7
Device for compacting powdered and granulated materials
