-
-
-
-
-
-
-
-
-
-
-
-
Ion exchange materials
-
Patent number 4,130,512
-
Issue date Dec 19, 1978
-
National Research Development Corporation
-
Michael Streat
-
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
-
-
-
3903074
-
Patent number 3,903,074
-
Issue date Sep 2, 1975
-
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
-
3672131
-
Patent number 3,672,131
-
Issue date Jun 27, 1972
-
C01 - INORGANIC CHEMISTRY
-
3654372
-
Patent number 3,654,372
-
Issue date Apr 4, 1972
-
C07 - ORGANIC CHEMISTRY
-
3488408
-
Patent number 3,488,408
-
Issue date Jan 6, 1970
-
C07 - ORGANIC CHEMISTRY
-
3426073
-
Patent number 3,426,073
-
Issue date Feb 4, 1969
-
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
-
3094554
-
Patent number 3,094,554
-
Issue date Jun 18, 1963
-
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
-
2610170
-
Patent number 2,610,170
-
Issue date Sep 9, 1952
-
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
-
2469693
-
Patent number 2,469,693
-
Issue date May 10, 1949
-
C13 - SUGAR INDUSTRY
-
2469694
-
Patent number 2,469,694
-
Issue date May 10, 1949
-
C13 - SUGAR INDUSTRY
-
2459397
-
Patent number 2,459,397
-
Issue date Jan 18, 1949
-
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
-
2268620
-
Patent number 2,268,620
-
Issue date Jan 6, 1942
-
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
-
2226134
-
Patent number 2,226,134
-
Issue date Dec 24, 1940
-
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL