Aerosol sepn. from gas esp. hydrogen@ or oxygen@ stream from water electrolysis - in which supply pipe is surrounded by tube which forms bubble column space and separates space from scrubbing liq. outlet region
DE4117236A1
Shoring support design for excavations - has vertical struts to hold horizontal panels in place, secured by driven stake at its base
DD297266A5
Dosing
DD296623A5
Method and device for cleaning, sterilizing and operating sterile filters with outstanding circular circuit
DD295007A5
Device for treating heat-saved gases
DD294187A5
Method for wet cleaning of fluorous exhaust gases
DD294232A5
Process for the preparation of calcium carbide
DD294183A5
Method for improving sedimentation of solid-containing waferes of brown cool processing
DD291065A5
Device for degassing liquid sulfur
DD289984A5
Device for storing lightweight and / or toxic substances
DD301710A7
Circuit arrangement for Gaszu- and gas removal and for maintaining the pressure of a gas cushion in the storage of liquids in cylindrical tanks
DD289030A5
Method for cleaning lead- and chromated equipment with simultaneous material recovery
DD301339A7
Process for treating inert gases with property delivery
DD301340A7
Burner for biogas torch
DD289085A5
Combination wrenches for windows
DD300925A7
Device for stock exchange in absorption colons
DD264737A1
Lengthenable passenger bag
DD301268A7
Device for crystallizing solids from salt solutions
DD301267A7
Method for continuous crystallization and separation of solids from salt solutions
