Maleic acid based copolymer, and its production process and use

Maleic acid/(meth)acrylic acid copolymers useful as calcium ion

Means of and process for regulating the hardness and pH value of

Means of controlling precipitation of Na.sub.2 SO.sub.4 from sol

Metal extraction from solution and novel compounds used therefor

Metal ion complexes for use as scale inhibitors

Metal ion complexes for use as scale inhibitors

Methacrylate polymers as antifoulants in quench water systems

Method and apparatus for dewatering

Method and apparatus for dewatering

Method and apparatus for reacting oxidizable matter with particl

Method and composition for inhibiting microbial adhesion on surf

Method and composition for treating aqueous mediums

Method and device for reducing scale formation and/or...

Method and system for suppression of foam of waste streams

Method for automatic control of corrosion in a water distributio

Method for calcium oxalate scale control

Method for cleaning and maintaining water delivery systems

Method for cleaning water containing devices

Method for combating hard water and scale by using algins