CH313780A
(en )
1956-05-15
Method and apparatus for the production of pulp from lignocellulosic material
AT190465B
(en )
1957-07-10
Process for ash removal and dewatering of raw material containing hard coal
AT181580B
(en )
1955-04-12
Process for ash removal and dewatering of raw material containing hard coal
AT181861B
(en )
1955-05-10
Process and plant for the production of ice blocks
CH317816A
(en )
1956-12-15
Process for the production of shaped bodies from crushed, moist fuels, ores, fuel-ore mixtures and other substances
CH318445A
(en )
1957-01-15
Process for the recovery of dimethylnitrosamine
AT189162B
(en )
1957-03-11
Process and device for the large-scale carbonization of powdery or granulated fuels
AT193343B
(en )
1957-11-25
Process for improving the stability of coking coal cake
CH322372A
(en )
1957-06-15
Process and system for fine comminution and separation of solid materials
AT198229B
(en )
1958-06-25
Process for the production of coke containing iron ore
AT191378B
(en )
1957-08-26
Process for briquetting coal
AT187897B
(en )
1956-12-10
Process for the production of calcium carbide
CH296883A
(en )
1954-02-28
Process for the combustion of hard coal coke in the form of dust.
AT186611B
(en )
1956-08-25
Process for the production of calcium carbide in a shaft furnace
AT178632B
(en )
1954-05-25
Process for the production of calcium cyanamide
AT189196B
(en )
1957-03-11
Process for the digestion of lignin and lignin-containing material
AT183417B
(en )
1955-10-10
Process for the digestion of lignin and lignin-containing material
AT173654B
(en )
1953-01-10
Process for the production of dolomite stones
AT185505B
(en )
1956-05-11
Process for the production of ergosterol and accompanying substances
AT196355B
(en )
1958-03-10
Process for the production of metallurgical coke
AT170854B
(en )
1952-04-10
Process for the direct extraction of pure sulfur from raw sulfur-containing materials
AT173707B
(en )
1953-01-26
Process for the production of calcium cyanamide
AT177113B
(en )
1953-12-28
Process and shaft dryer for drying coal
AT184594B
(en )
1956-02-10
Process for the reduction of ores
AT198524B
(en )
1958-07-10
Process for the production of ore coke