DK55665C
(en )
1939-01-09
Process for the preparation of resinous, fusible urea condensation products and solid, polymerized formaldehyde.
DK29472C
(en )
1922-04-18
Process for the preparation of resinous condensation products of phenols and formaldehyde.
DK63538C
(en )
1945-05-28
Process for the preparation of resinous condensation products of phenols, similar substances and low molecular weight aldehydes.
DK54545C
(en )
1938-04-04
Process for the Preparation of 2,4-Dioxo-3,3-dialkyltetrahydropyridines.
DK55140C
(en )
1938-08-29
Procedure for the manufacture of resinous condensation products.
DK47458C
(en )
1933-06-19
Process for the preparation of phenolic aldehyde resins and press mixtures, in which such are present.
DK54239C
(en )
1938-01-31
Procedure for the manufacture of resinous condensation products.
DK61124C
(en )
1943-07-12
Procedure for the manufacture of resinous condensation products.
DK55922C
(en )
1939-03-13
Procedure for the manufacture of condensation products.
DK56374C
(en )
1939-07-03
Procedure for the manufacture of condensation products.
DK56942C
(en )
1939-11-20
Procedure for the manufacture of condensation products.
DK41316C
(en )
1929-12-23
Process for the Preparation of a Water-Soluble Phenol Formaldehyde Condensation Product.
DK53543C
(en )
1937-09-06
Process for the manufacture of phenolic aldehyde resins or products thereof.
DK53574C
(en )
1937-09-06
Procedure for the manufacture of condensation products.
DK72049C
(en )
1951-01-22
Process for curing urea-formaldehyde type condensation products.
DK37293C
(en )
1927-03-28
Procedure for the preparation of volatile resins by condensation of urea or urea derivatives with aldehydes, in particular with formaldehyde
DK44428C
(en )
1931-08-03
Procedure for making the blade or mouthpiece on spoon-shaped objects of metal, especially silver.
DK65937C
(en )
1947-11-24
Process for the production of water-soluble or insoluble, nitrogen-containing condensation products in water.
DK76428C
(en )
1953-09-28
Process for the preparation of water-soluble, methylated methylol-melamine resins.
DK55365C
(en )
1938-10-24
Process for the Preparation of 2,4-Dioxo-3,3-dialkyl-5-halo-tetrahydropyridines.
DK55783C
(en )
1939-02-06
Process for the Preparation of 2,4-Dioxo-3,3-di-allyl- or 2,4-Dioxo-3,3-di-n-propyl-6-methyl-tetrahydropyridine.
DK62518C
(en )
1944-07-31
Procedure for the manufacture of resinous condensation products.
DK30271C
(en )
1922-09-18
Procedure for the Improvement of Artificial Resins Made from Phenol and Formaldehyde.
DK64955C
(en )
1946-10-28
Procedure for the Manufacture of Artificial Masses, in particular High Molecular, Misting Condensation Products.
DK53577C
(en )
1937-09-13
Process for the Preparation of Phenolaldehyde Resins.