AT88473B
(en )
1922-05-26
Process for the preparation of resinous condensation products from phenols and aldehydes.
AT52291B
(en )
1912-02-26
Process for the production of compositions suitable for later molding from condensation products of phenols and formaldehyde.
CH73579A
(en )
1916-11-01
Process for the production of light-colored, light- and air-resistant condensation products from phenols and aldehydes
AT46651B
(en )
1911-02-25
Process for the manufacture of tubes.
CH71329A
(en )
1915-12-16
Process for the preparation of aromatic aldehydes
CH66513A
(en )
1914-09-16
Process for the production of a condensation product from phenol and formaldehyde
CH94616A
(en )
1922-05-01
Process for the production of a resinous condensation product from cresol and formaldehyde.
CH72631A
(en )
1916-06-16
Process for the production of oil varnishes from phenol aldehyde resins
CH82793A
(en )
1919-10-16
Process for the preparation of aldol from acetaldehyde
AT48100B
(en )
1911-05-26
Process for making the wheels of water turbines.
AT43577B
(en )
1910-08-10
Process for the preparation of β-naphtindoxyl.
AT57871B
(en )
1913-02-25
Process for the preparation of chlorotribomoindigo.
AT46567B
(en )
1911-02-25
Process for the manufacture of wood products.
AT57954B
(en )
1913-02-25
Process for the preparation of arsenic compounds.
AT41185B
(en )
1910-02-25
Process for the production of artificial marble.
DK21606C
(en )
1916-10-23
Procedure for the manufacture of condensation products of phenols and aldehydes.
AT63529B
(en )
1914-02-25
Process for the preparation of hexamethylenetetramine amphorates.
CH75394A
(en )
1917-12-01
Process for the preservation of extracts from digitalis leaves
CH48357A
(en )
1910-10-17
Process for the production of tannin extracts
AT75563B
(en )
1919-02-25
Process for the preparation of monoarylaminoquinones and diaryldiaminoquinones.
CH48096A
(en )
1910-09-16
Process for the preparation of nitrobenzene
AT63610B
(en )
1914-02-25
Process for the production of hydrastinine from berberine.
AT82809B
(en )
1921-02-25
Process for the production of an anti-skid compound.
CH75154A
(en )
1917-06-01
Process for the production of shaped pieces from fodder
AT52358B
(en )
1912-02-26
Process for the preparation of post-chromable triphenylmethane dyes.