FR2289631A1
(en )
1976-05-28
PROCESS FOR PURIFYING BRINE FOR ELECTROLYSIS
FR2337105A1
(en )
1977-07-29
APPARATUS FOR PURIFYING WATER BY OZONIZATION
BE771099A
(en )
1972-02-09
PROCEDURE FOR RECOVERING FIXED RHODIUM IN THE FORM OF CARBONYLATE ON BASIC ION EXCHANGERS
CH550856A
(en )
1974-06-28
MOLTEN ALUMINUM PURIFICATION PROCESS.
RO69545A
(en )
1981-06-30
PROCESS FOR THE PREPARATION OF PERMEABLE MICROPOROUS SURFACES WATER VAPORS
FR2316195A1
(en )
1977-01-28
PROCESS FOR PURIFYING RESIDUAL WATER FROM HYDRAZINE PRODUCTION
RO68539A
(en )
1981-06-26
PROCESS FOR THE REMOVAL OF MELT ALUMINUM IMPURITIES
FR2274560A1
(en )
1976-01-09
PROCESS FOR RECOVERING ALUMINUM HYDROXIDE BY REDOX TREATMENT OF MINERALS CONTAINING ALUNITE
FR2289447A1
(en )
1976-05-28
PROCESS FOR THE PREPARATION OF BASIC ALUMINUM SALTS USEFUL IN WATER TREATMENT
RO72872A
(en )
1983-08-03
PROCESS FOR THE PREPARATION OF THIOBARBITURIC AMINOCARBONYL ACID DERIVATIVES
BE827305A
(en )
1975-07-16
PROCESS FOR RECOVERING FLUORINE AND PHOSPHATES FROM WASTE WATER
RO65919A
(en )
1979-07-15
PROCESS FOR THE PREPARATION OF BASIC ALUMINUM CHLORIDE
FR2343803A1
(en )
1977-10-07
PROCESS FOR THE PREPARATION OF CARBON PARTICLES WITHOUT WATER
BE801737A
(en )
1974-01-02
METHOD AND APPARATUS FOR PURIFYING A ZINCIFIER SOLUTION INTENDED IN PARTICULAR FOR THE ELECTROLYTIC PREPARATION OF ZINC
RO66577A2
(en )
1979-01-15
PROCESS FOR THE RECOVERY OF INORGANIC COAGULANTS CONTAINING ALUMINUM IONS USED IN WATER PURIFICATION
FR2345533A1
(en )
1977-10-21
PROCESS FOR DECREASING THE CONCENTRATION OF SODIUM IN MOLTEN ALUMINUM
BE798370R
(en )
1973-10-17
PROCESS FOR PREVENTING THE SUPERSATURATION OF ELECTROLYSIS SOLUTIONS TO ONE OR MORE OF THE ARSENIC IMPURITIES
BE828570A
(en )
1975-08-18
PROCESS FOR PURIFYING RESIDUAL WATER CONTAINING HEAVY METALS
BE855237A
(en )
1977-11-30
PROCESS FOR THE PURIFICATION OF ADIPIC ACID
RO63778A
(en )
1978-10-15
PROCESS FOR PURIFYING WASTEWATER
BE747705A
(en )
1970-09-21
PROCEDURE AND INSTALLATION FOR THE TOTAL RECOVERY OF HYDROCHLORIC ACID CONTAINED IN AGUE SOLUTIONS
FR2323769A1
(en )
1977-04-08
PROCESS FOR LOWERING THE DEGREE OF CONTAMINATION OF ALUMINUM PRODUCED BY CARBOTHERMAL PROCESSES
BE817683Q
(en )
1974-11-04
PERFECTED PROCESS FOR RECOVERING ALUMINUM CHLORIDE CONTAINED IN USE ALKYLATION CATALYST SLUDGE
FR2289907A1
(en )
1976-05-28
DEVICE INDICATOR OF THE CONSUMPTION OF SALT USED IN WATER SOFTENERS FOR THE REGENERATION OF THE ION EXCHANGER
FR2306168A1
(en )
1976-10-29
PROCESS FOR THE PRODUCTION OF BASIC ALUMINUM SOLUTIONS AND APPLICATION OF THESE SOLUTIONS IN WATER TREATMENT