DK58480C
(en )
1941-03-03
Apparatus for Purification and Other Treatment of Water.
DK58699C
(en )
1941-05-19
Method and Apparatus for Purification of Domestic Water.
GB538944A
(en )
1941-08-22
Water purifying and softening apparatus
DK54508C
(en )
1938-03-21
Wastewater Treatment Procedure and Apparatus.
DK58141C
(en )
1940-11-11
Procedure and Apparatus for Treatment of Domestic Waste.
DK59562C
(en )
1942-03-16
Apparatus for Purification of Gases.
DK59122C
(en )
1941-10-20
Apparatus for Continuous Execution of Adsorption Processes.
DK53349C
(en )
1937-07-19
Method and Apparatus for Wastewater Treatment.
GB532242A
(en )
1941-01-21
Improvements in water purification apparatus
DK55726C
(en )
1939-01-16
Method and Apparatus for the Extraction and Purification of Starch.
DK57948C
(en )
1940-09-02
Apparatus for Long-term Pasteurization of Milk.
DK62269C
(en )
1944-05-22
Procedure and means of pickling seeds.
DK61400C
(en )
1943-10-04
Apparatus for Softening and Removing Iron from Water.
DK64280C
(en )
1946-02-04
Wastewater Treatment Procedure and Apparatus.
DK60890C
(en )
1943-05-03
Procedure for decarbonization and simultaneous desiccation of water.
DK57112C
(en )
1940-01-02
Apparatus for Purification and Classification of Heterogeneous Liquid Mixtures.
FR858148A
(en )
1940-11-18
Apparatus for acrobatic gymnastics
GB535052A
(en )
1941-03-27
Improvements in apparatus for the treatment of sewage
DK64137C
(en )
1945-12-03
Apparatus for Making Butter in the Presence of Carbon Dioxide.
DK56133C
(en )
1939-05-08
Apparatus for the manufacture of pleats and wreaths.
DK56309C
(en )
1939-06-19
Methods, Apparatus and Facilities for the Treatment of Domestic Waste.
DK56317C
(en )
1939-06-19
Apparatus for the treatment of the scalp.
DK55875C
(en )
1939-02-27
Procedure and Apparatus for Graveling of Roads.
DK59951C
(en )
1942-07-13
Procedure and Apparatus for Growing Yeast.
DK59522C
(en )
1942-03-02
Method and Apparatus for Filtering Liquids.