Process for recovering a pure aromatic fraction containing benzene, toluene and xylenes from refinery streams by extractive distillation, comprises processing solvent and process mixtures
DE10117296A1
Pressure transducers especially for fluidized bed reactors
DE10112444A1
Reducing the nitrogen oxide and nitrous oxide content of a gas comprises adding a gaseous reducing agent and contacting the gas with an iron-loaded zeolite catalyst
DE10112396A1
Processes for reducing the N¶2¶O content in gases and selected catalysts
US6441257B1
Process for the treatment of a cracking gas from the cracking of 1,2-dichloroethane
DE10038320C1
Purification of hydrocarbon vapor containing acids or bases comprises dispersing aqueous solution into it, condensing aerosol formed and separating into pure hydrocarbon emulsion and second emulsion containing impurities
DE10038318C1
Separation of aromatic hydrocarbons, useful in synthesis, by extractive distillation of mixture and distillation from solvent in sump product includes purification by dispersing aqueous solution in vapor, condensation and phase separation
DE10037323A1
Process and device for heat use in the production of 1,2-dichloroethane
DE10022604A1
Production of electrical contact strips on metallic walls made from materials having tendency towards surface oxidation comprises applying two conductor wires onto sheet titanium strip, and fixing using laser welding
DE10019196C1
Recovery of pure benzene, toluene or toluene and xylene from aromatic fraction containing non-aromatics uses on column with main zone of 2 parallel chambers for extractive distillation and extractant recovery
DE10011335A1
Production of nitric acid of specified concentration, useful in the production of adipic acid, caprolactam, toluene diisocyanate etc., by one- or 2-pressure combustion of ammonia and absorption uses dried air supply
DE10006205A1
Desulfurization of olefin- and diolefin containing cracked products by solvent extraction, comprises water extraction of the extract and solvent stream in a second liquid/liquid extractor
DE10006103A1
Catalyst for decomposing N¶2¶O, its use in nitric acid production and process for its production
DE10000280A1
Methanol synthesis from synthesis gas containing hydrogen, carbon monoxide and carbon dioxide produced from desulfurized natural gas in reformer comprises use of methanol pre-reactor in side stream and added gas to compensate for loss
EP1022046A1
Process for removing carbon dioxide, sulphur compounds, water and aromatic and higher aliphatic hydrocarbons from technical gases
WO0039361A2
Ion exchange membrane cell for high product capacities
DE19958464A1
Extractive distillation process and column for carrying out the process
DE19955142A1
Process for drying product stream containing 1,2-dichloroethane from direct chlorination and/or oxychlorination of ethylene uses acid-resistant molecular sieve, e.g. type A zeolite
NZ500824A
Production process, used in particular for obtaining lecithin from dehydrated egg
DE19951270C1
Venting method for stoarge tank installation for non-combustible liquid has vented gas fed through intial blocking chamber filled with stored liquid and second venting chamber filled with different liquid
