FR623274A
(en )
1927-06-21
Stable lubricating oil
ES101014A1
(en )
1927-03-01
Device for separating oil from oleaginous substances.
ES116233A1
(en )
1930-01-16
APPARATUS FOR THE EXTRACTION OF OIL FROM THE SUBSTANCES THAT CONTAIN IT
DK40166C
(en )
1929-05-21
Process for Extraction of Grease or Oil.
DK41129C
(en )
1929-11-25
Process for Extraction of Grease or Oil.
DK38772C
(en )
1928-05-21
Device for heavy ring lubrication bearings.
ES111418A1
(en )
1929-04-16
A new filter-layer for the extraction of oil.
DK39118C
(en )
1928-08-13
Procedure for removing fatty acids and other volatile substances from oils and the like.
DK43660C
(en )
1931-02-02
Use of Oils for oil-filled Cables or similar.
ES114844A1
(en )
1929-10-01
Procedure for the extraction of olive-pomace oil and other oleaginous substances.
DK42587C
(en )
1930-07-14
Light liquid separator.
DK43454C
(en )
1930-12-08
Procedure for Purifying Used Lubricating Oil.
DK42600C
(en )
1930-07-14
Device for Apparatus for the manufacture of air rings.
ES105977A1
(en )
1928-03-01
Procedure for the elaboration of refining waste from the manufacture of lubricating oils.
AT108879B
(en )
1928-02-10
Lowering device for oil switch.
ES98531A1
(en )
1926-09-01
A basket or filter for the extraction of olive oil.
DK39978C
(en )
1929-04-02
Device for Liquid Drainage from Centrifuges.
ES111143A1
(en )
1929-03-16
An apparatus for the extraction of volatile metals from their minerals.
ES105670A3
(en )
1928-02-16
Drainage bottom for filters.
CH138308A
(en )
1930-02-28
Oil separator.
DK39321C
(en )
1928-10-01
Device for mechanical removal of butter from kernels.
ES102014A1
(en )
1927-05-01
Oil switch.
DK42466C
(en )
1930-06-23
Means for Combating Agersennep.
ES100983A1
(en )
1927-05-16
A procedure to extract oil from animal and plant substances that contain it.
ES103914A1
(en )
1927-10-01
Procedure for the separation of bodies.