BG51531A1
1991-07-18
Method for removal of ressidual stress of rollers for cold rolling
BG49550A1
1989-12-04
Packing mean
BG48596A1
1989-07-13
Roller cell
BG48395A1
1989-05-23
Refractory mass
BG47888A1
1989-03-23
Power installation for hoisting of rupper bridge and high- sized building constructions
BG47913A1
1989-02-20
Method for controlling movement of bridge crane
BG47714A1
1989-02-14
Thermosintering of refractory mass
BG48111A1
1989-02-08
Method for high- quality magnetic separation
BG47370A1
1989-01-11
High- gradient magnetic separator with parmanent magnets
BG47097A1
1988-12-15
Ramming mass
BG46692A1
1988-11-21
Device for measuring of geometric dimensions
BG50574A1
1988-08-19
Method and device for multizonal heating furnace heating mode control
BG46297A1
1988-07-05
Device for contact jaws compression to electrodes in electroheat- treating furnace
BG49885A1
1988-05-03
Method for utilization of coke- chemical wastes
BG45837A1
1988-04-14
Method for insulating of contact rings for synchronic machines and induction motors with roll up rotor
BG46336A1
1988-03-01
Chemosorber thermochemical generator
BG48114A1
1988-01-08
Device for measuring of pressure
BG46485A1
1988-01-08
Device for inducing of welded joint and controlling its movement
BG46494A1
1988-01-08
Device for controlling of welding machine
BG48679A1
1987-10-16
Installation for protection the surface of protected graphit electrodes
