CH291626A
(en )
1953-06-30
Process for liquefying gases and equipment for carrying out this process.
FR1024551A
(en )
1953-04-02
Self-refining process for petroleum hydrocarbons
FR1040630A
(en )
1953-10-16
Process for the hydro-catalytic desulphurization of petroleum hydrocarbons
CH284354A
(en )
1952-07-31
Method and device for the continuous mixing of textile fibers.
AT192419B
(en )
1957-10-25
Process for the continuous fractionation of coal tar and the like similar Hydrocarbon mixtures
CH419210A
(en )
1966-08-31
Process for lightening the ceiling of bitumen or tar roads and squares
AT192418B
(en )
1957-10-25
Process for the continuous fractionation of coal tar
CH281136A
(en )
1952-02-29
Process for the separation of mixtures of aliphatic and aromatic hydrocarbons.
CH328087A
(en )
1958-02-28
Process for preserving natural and synthetic rubbers
AT170033B
(en )
1952-01-10
Process for carburizing water gas produced from bituminous fuels
CH271816A
(en )
1950-11-15
Process for the construction of body structures.
AT186763B
(en )
1956-09-10
Process for refining carbonaceous substances
FR975351A
(en )
1951-03-05
Process for dewaxing petroleum, shale, tar and other similar oils
CH278946A
(en )
1951-11-15
Method for gluing surfaces.
CH296883A
(en )
1954-02-28
Process for the combustion of hard coal coke in the form of dust.
FR1086251A
(en )
1955-02-10
Petroleum hydrocarbon refining process
CH272451A
(en )
1950-12-15
Device for changing the track width of vehicles.
CA456060A
(en )
1949-04-19
Recovery of hydrocarbon oils from bituminous materials
AT177261B
(en )
1954-01-11
Powder mixture for applying hard metal to carrier materials and method for applying the powder mixture
FR1039584A
(en )
1953-10-08
Process for the hydro-catalytic desulfurization of petroleum hydrocarbons and products obtained
FR986900A
(en )
1951-08-06
Process for improving the adhesiveness of hydrocarbon products, in particular tars
AT169829B
(en )
1951-12-27
Process for dewaxing mineral oils
CH276489A
(en )
1951-07-15
Verfahren zum Verkleben.
AT173234B
(en )
1952-11-25
Process for the distillation of tar and tar products
AT173232B
(en )
1952-11-25
Process for the distillation of tar, tar products or petroleum