CA531776A (en )1956-10-16 Method and composition for conditioning water CA520776A (en )1956-01-17 Composition and method for conditioning water CA520777A (en )1956-01-17 Method of conditioning water CA523259A (en )1956-03-27 Sealing composition and method CA518024A (en )1955-11-01 Method of and composition for conditioning water CA530727A (en )1956-09-25 1-substituted-4-amino-piperazines and method of preparing the same CA534995A (en )1956-12-25 Oil and water conditioner CA491310A (en )1953-03-17 Method and composition for water conditioning CA525573A (en )1956-05-29 Methylcellulose composition and method CA527408A (en )1956-07-10 Soil conditioning composition CA532934A (en )1956-11-13 Hemobacterial method CA525042A (en )1956-05-15 Control of corrosion in nitrophenolic compositions CA525237A (en )1956-05-22 Cellulose-morpholinium derivative composition and process CA530602A (en )1956-09-18 Corrosion prevention method CA533866A (en )1956-11-27 19-norprogesterone AU209807B2 (en )1955-12-08 Chemical composition and method CA520225A (en )1956-01-03 Halo-phthalides and methods for their preparation AU211258B2 (en )1957-05-16 Improvements in or relating togas-making plant CA522052A (en )1956-02-21 Ventilating apparatus AU215787B2 (en )1957-01-03 Improvements in or relating toa method for clarifying water CA527740A (en )1956-07-17 Method and means for the manufacture of fabrics AU214874B2 (en )1957-01-24 Improvements in pipes CA520223A (en )1956-01-03 Chloro-phthalide compounds and methods for their preparation CA528965A (en )1956-08-14 Depressant-stimulant composition CA530869A (en )1956-09-25 Amphetamine-vitamin composition