DK68885C
(en )
1949-04-11
Apparatus for the production of chlorine subacid in aqueous solution.
DK63614C
(en )
1945-06-18
Process for the production of ditertiary diamines.
DK67828C
(en )
1948-10-25
Apparatus for the production of ozone.
DK68072C
(en )
1948-12-06
Process for the production of polyamides.
CH240807A
(en )
1946-01-31
Water purification process.
DK68837C
(en )
1949-04-04
Process for the production of folic acid.
DK73760C
(en )
1952-02-11
Process for the preparation of derivatives of benzotetronic acid.
DK73973C
(en )
1952-04-07
Process for the preparation of hydrophenanthrene-2-carboxylic acid derivatives.
DK74024C
(en )
1952-04-21
Process for the production of bitter diamines.
DK72283C
(en )
1951-03-19
Process for the production of bitter diamines.
FI26759A
(en )
1953-12-17
Method for the production of chlorine dioxide
DK70203C
(en )
1949-11-14
Process for the manufacture of spectacle frames.
DK65329C
(en )
1947-01-13
Apparatus for fusing art pieces into threaded board frames.
DK67792C
(en )
1948-10-18
Process for the preparation of α-aminopyridine derivatives.
DK69624C
(en )
1949-07-25
Process for the preparation of diaryl-dialkylethanes.
DK67896C
(en )
1948-11-08
Process for the preparation of 2-benzolsulfonamidothiazoles.
DK69301C
(en )
1949-06-07
Process for the production of basic ketones.
DK74636C
(en )
1952-09-01
Process for the production of riboflavin.
DK79028C
(en )
1955-03-21
Process for the production of quicklime.
DK74454C
(en )
1952-07-21
Process for the preparation of derivatives of benzotetronic acid.
DK67377C
(en )
1948-08-09
Process for the production of polyurethanes.
DK66804C
(en )
1948-05-18
Process for the Preparation of Di- (α, γ-dioxy-β, β-dimethyl-butyrato) -ferric acid.
IS310B6
(en )
1955-06-10
Apparatus for energy production by splitting uranium nuclei or nuclei of similar elements.
DK67935C
(en )
1948-11-15
Process for the production of strychnic acid.
DK68333C
(en )
1949-01-10
Process for the preparation of sulfanilylurea.