TREATMENT OF WATER OR AQUEOUS SYSTEMS

• US 3,810,834 A
• Filed: 11/26/1971
• Issued: 05/14/1974
• Est. Priority Date: 11/30/1970
• Status: Expired due to Term

• Current Assignee: Harris A, Jones T, Richardson N
• Original Assignee: Harris A, Jones T, Richardson N
• Inventors: JONES T, RICHARDSON N, HARRIS A
• Application Number:
  US05/202,628
• Time in Patent Office: 900 Days
• US Class Current: 210/698
• CPC Class Codes: C02F 5/10 using organic substances
• CPC Class Codes: C08F 122/06 Maleic anhydride
• CPC Class Codes: C08F 8/12 Hydrolysis

Abstract

HYDROLYSED POLYMALEIC ANHYDRIDE IS USED FOR THE TREATMENT OF WATER OR AQUEOUS SYSTEMS CONTAINING DISSOLVED SALTS OF METALS IN ORDER TO CUT DOWN THE RATE AT WHICH INSOLUBLE SALTS ARE FORMED AND TO MODIFIED THEIR NATURE

Claims