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Machine translation
1. (WO1979000975) PROCESS FOR TREATING CRUDE WATERS AND WASTE WATERS AND APPLICATION THEREOF
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1979/000975    International Application No.:    PCT/FR1979/000035
Publication Date: 29.11.1979 International Filing Date: 23.04.1979
IPC:
C02F 1/54 (2006.01), C08G 12/32 (2006.01)
Applicants:
Inventors:
Priority Data:
7812092 24.04.1978 FR
Title (EN) PROCESS FOR TREATING CRUDE WATERS AND WASTE WATERS AND APPLICATION THEREOF
(FR) PROCEDE DE TRAITEMENT DES EAUX BRUTES ET DES EAUX RESIDUAIRES ET SON APPLICATION
Abstract: front page image
(EN)Process for treating crude and waste waters. This process effected by means of a cationic aminoplast resin is characterized in that a quaternized aminoplast resin is used as a cationic aminoplast resin, in which the aldehyde is a glyoxal or a mixture of glyoxal and formaldehyde and the nitrogen compound is melamine or melamine with some urea. Application to processing of crude waters and waste waters.
(FR)Procede de traitement des eaux brutes et des eaux residuaires. Ce procede effectue au moyen d"une resine aminoplaste cationique est caracterise par le fait que l"on utilise comme resine aminoplaste cationique une resine aminoplaste quaternisee dans laquelle l"aldehyde est du glyoxal ou un melange de glyoxal et de formaldehyde et le compose azote est de la melamine ou de la melamine avec un peu d"uree. Application aux traitements des eaux brutes et des eaux residuaires.
Designated States:
Publication Language: French (FR)
Filing Language: French (FR)