CH248975A
(en )
1947-05-31
Process and device for disguising the individual calls in a multi-channel system.
AT167268B
(en )
1950-12-11
Process for the union of bodies, of which at least one consists of ceramic material
CH272994A
(en )
1951-01-15
Process for the preparation of a 4-oxy-3-acetylaminophenyl arsenic compound.
CH305685A
(en )
1955-03-15
Process for the production of spun-dyed threads from polyacrylonitrile or its copolymers.
CH308181A
(en )
1955-06-30
Process for the production of shaped structures from polyacrylonitrile.
CH284315A
(en )
1952-07-31
Process for the manufacture of ceramic products.
CH277325A
(en )
1951-08-31
Procedure for combating scale formation and the means for performing this procedure.
CH273834A
(en )
1951-02-28
Process for making a collapsible tube and tube made by this process.
CH285388A
(en )
1952-08-31
Process for the preparation of a basic compound.
CH307008A
(en )
1955-05-15
Process for the preparation of solutions of polyacrylonitrile.
CH264502A
(en )
1949-10-15
Process for producing an indirectly heatable cathode and cathode produced by this process.
CH266637A
(en )
1950-02-15
Process for the decomposition of d1-methionine.
AT183989B
(en )
1955-12-10
Process for the manufacture of shelf-stable pesticides
CH260031A
(en )
1949-02-28
Procedure for maintaining silkworms and obtaining their cocoons and equipment for carrying out the procedure.
AT177884B
(en )
1954-03-10
Process for the preparation of (1) -Ψ-1-p-nitrophenyl-2-dichloroacetamidopropane-1,3-diol
CH297797A
(en )
1954-04-15
Process for the production of homogeneous solutions of polyacrylonitrile or its copolymers.
AT172143B
(en )
1952-08-11
Device for the impregnation of objects, e.g. B. fiber boards
CH255633A
(en )
1948-06-30
Process for the deacidification of water.
CH281752A
(en )
1952-03-31
Process for the preparation of 1,4-diketo-5-methyl-1,4,5,8,9,10-hexahydro-naphthalene.
CH306066A
(en )
1955-03-31
Process for stabilizing polyvinyl acetals.
AT182938B
(en )
1955-08-25
Method and device for the production of flexible, endless tubes from strip-shaped material
CH270825A
(en )
1950-09-30
Process and device for the production of 1,1-dichloroethylene or monochloroethylene.
AT176837B
(en )
1953-11-25
Process for the preparation of 3,6-pseudocumylenediamine
CH259432A
(en )
1949-01-31
Process for separating at least one component from a mixture.
CH299576A
(en )
1954-06-15
Process for the preparation of an ammonium compound containing trifluoromethyl groups.