CH322260A
(en )
1957-06-15
Process for the production of N-methylol-polypyrrolidones
AT187046B
(en )
1956-10-10
Process for the production of a sealing compound for seals in foundation engineering
CH326580A
(en )
1957-12-31
Process for the production of a grid template
AT177790B
(en )
1954-03-10
Process for the production of water-soluble complete fertilizers
AT174909B
(en )
1953-05-26
Process for the production of new dioxopiperidines
AT192026B
(en )
1957-09-25
Process for the production of a ceramic-like wall covering
CH281065A
(en )
1952-02-29
Process for the production of a bracing wall for construction pits and bracing wall produced according to the method.
AT180925B
(en )
1955-01-25
Process for the production of trimethylolpropane
AT170114B
(en )
1952-01-25
Process for the production of a vacuum-tight glass-metal connection
AT189574B
(en )
1957-04-10
Process for the production of a watertight barrier wall in the foundation structure
CH304650A
(en )
1955-01-31
Process for the production of a pre-stressed concrete lining for galleries.
AT177856B
(en )
1954-03-10
Process for the production of anti-corrosion and sealing agents
AT176492B
(en )
1953-10-26
Process for the production of spun concrete pipes
CH312787A
(en )
1956-02-29
Process for the production of objects provided with a metal layer
AT177781B
(en )
1954-03-10
Process for the production of new bis-phenyl-thioureas
AT171714B
(en )
1952-06-25
Process for the production of new haloaryl-pyridyl-alkanones
AT183092B
(en )
1955-09-10
Process for the production of a soil-improving complete fertilizer
CH300866A
(en )
1954-08-31
Process for the production of a synthetic detergent mixture.
AT173075B
(en )
1952-11-10
Process for the production of sealing fixtures, in particular settlement-free sealing fixtures for dam systems
AT195542B
(en )
1958-02-10
Process for the production of a ceramic-like wall covering
AT181233B
(en )
1955-02-25
Process for the production of a sound-absorbing plaster
AT185887B
(en )
1956-06-11
Process for the production of a phosphor
AT183415B
(en )
1955-10-10
Process for the production of new oxymethylureas
AT186247B
(en )
1956-07-25
Process for the production of new ureas
AT176800B
(en )
1953-11-25
Process for the production of a waterproof barrier wall for use in foundation engineering, especially for great depths