Construction elements of mineralwolleverstaerktem gips
DD224313A1
Process for the fire-resistant cladding of industrial ovens and reactors
DD223700A1
Fire-resistant fiber products
DD218946A1
Fire-resistant wedge stone
DD223144A1
Method for producing porous fire-resistant masses and formkoerper
DD221994A1
Hydrophobic gip bonding agent for use in moisture
DD223513A1
Reactors and industrial oven
DD226639A1
Method and device for inserting and mounting fire clothes
DD222291A1
Method for changing the suction capacity of gips
DD219559A1
Method and device for measuring cross information on the tube and running wheel
DD229571A3
Holding device for self-wearing fire-resistant woven ceiling for rust coil cooling
DD213987A1
Device for mounting the fire-resistant embossing
DD217890A1
Device for determining the relative humidity, particularly the relative humidity in hot dust-containing gases, which has been subject to or find underpressure systems
DD213426A1
Fiber diamond basket with inorganic organic binder
DD213280A1
Method and device for breaking throughproof walls
DD208651A1
Method and device for maintaining contaminants in carbon stocks when pneumatically supported
DD225494A1
Self-wearing fire concrete from finished parts
DD205204A1
Sanitary cabin of hydrophobic plasterboards
DD206313A3
Fire-resistant porcelain anchor with holding armature
