CH273746A
(en )
1951-02-28
Process for the production of castings from steel and steel alloys.
AT108142B
(en )
1927-11-25
Process for the manufacture of refractory bricks and other shaped building materials from bauxite and clay.
CH312972A
(en )
1956-03-15
Process for the production of shaped structures from acrylonitrile polymers or copolymers
CH145390A
(en )
1931-02-28
Process and furnace system for the production of molten cement.
AT121544B
(en )
1931-02-25
Process for the manufacture of fire-resistant building material.
AT170245B
(en )
1952-01-25
Process for the production of furnace walls for industrial furnaces, in particular the back walls of Siemens-Martin furnaces
CH138270A
(en )
1930-02-28
Process for the production of Portland cement from raw materials containing magnesia.
ES84174A1
(en )
1923-05-01
New brick resulting from the mixture of agglomerates and cement.
AT183096B
(en )
1955-09-10
Process for the production of converter floors and stones from refractory materials and organic binders
AT105078B
(en )
1926-12-27
Process for the production of shaped pieces from fibrous materials cemented with Sorel cement.
AT190439B
(en )
1957-06-25
Process for the production of highly refractory or refractory masses and / or bricks from slag
AT106712B
(en )
1927-06-25
Process for the production of porous building materials.
CH138487A
(en )
1930-02-28
Process for the production of alumina with simultaneous formation of hydrochloric acid and alkali compounds.
CH138486A
(en )
1930-02-28
Process for the production of alumina with simultaneous formation of hydrochloric acid and alkali compounds.
AT174570B
(en )
1953-04-10
Process for the production of hydration-resistant, refractory, calcined, magnesia-containing stones and masses
AT108141B
(en )
1927-11-25
Process for the manufacture of refractory articles for building purposes.
AT102562B
(en )
1926-02-25
Process for the production of curved panels from fibrous material and hydraulic binder.
CH125709A
(en )
1928-05-01
Process for the production of molten alumina.
AT138141B
(en )
1934-06-25
Method and device for the production of hollow blocks and masonry bricks.
CH165160A
(en )
1933-11-15
Process for the production of compositions containing polyvinyl compounds which can be used for laughing purposes and for the production of molded articles.
CH130315A
(en )
1928-11-30
Process for the production of anhydrous and oxide-free cerium chloride.
AT104733B
(en )
1926-11-25
Process for the production of hydraulic bituminous cement.
FR643764A
(en )
1928-09-22
Improved process for making porous refractory bricks and the like
CH270819A
(en )
1950-09-30
Process for the simultaneous production of sulphamide and amidosulphonic acid.
AT108151B
(en )
1927-12-10
Process for the production of shaped pieces from fibrous materials cemented with Sorel cement.