IL86369A0
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1988-11-15
Apparatus and method for purifying contaminated water
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1989-10-05
Water purifying method and system
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1982-11-01
Method of purifying water
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1990-12-05
Method for purification of carotene-containing concentrate
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1985-10-11
Method and apparatus for desalination and/or purification of water
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1987-03-31
Water purification methods and apparatus
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1990-04-04
Method of and arrangement for purifying contamied water
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1988-05-19
Process for isolation and purification of cyclodestrins
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1987-09-01
Method for the treatment of sewage and other impure water
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1985-05-31
System for cooling and purifying water
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1986-10-15
Method of purifying 4-fluorophenol
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1988-05-26
Method of and system for purifying and disactivating water
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1988-09-28
Method and apparatus for the purification of water
PL257849A1
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1987-10-19
Method of purifying phoschlorine
GB8728864D0
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1988-02-10
Method of operating system
BG43432A1
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1988-06-15
Method for purifying of acriylnitrile
PL145627B2
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1988-10-31
Method of and system for regeneration of dialyzers
BG44263A1
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1988-11-15
Method for purifying of water solutions of pesticides
AU586333B2
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1989-07-06
Method of purifying CO
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1990-11-14
Method of magnetohydrodynamical water treatment
PL265544A1
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1988-11-10
Method of and system for flushing dialyzers
CS436087A1
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1990-05-14
Method of water treatment for thermal systems
RO102731B1
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1992-07-03
Purifying method of diaryl-carbonates
ZA875739B
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1988-11-30
Method for the treatment of sewage and other impure water
PL254478A1
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1987-04-21
Method of and apparatus for mechanically purifying industrial water