Article | REF: M1800 V1

Waste water treatment and surface treatment workshops

Author: Alain VIDONNE

Publication date: June 10, 2009, Review date: September 1, 2017

You do not have access to this resource.
Click here to request your free trial access!

Already subscribed? Log in!


Français

1. Different effluents

The effluents to be treated are the dynamic rinsing waters from the various workshop treatment lines. This water contains, in lower concentrations, the constituents of surface preparation baths, deposition baths and ions or compounds released by etching of substrates or created by chemical or electrolytic reactions.

1.1 Main constituents of degreasing rinse water

  • soda ash, sodium carbonate, sodium polyphosphates, sodium silicate, sodium borate;

  • non-ionic and anionic surfactants ;

  • complexing agents: ethylenediaminetetraacetic acid, nitrolotriacetic acid, sodium citrate ;

  • oils and fats.

You do not have access to this resource.

Exclusive to subscribers. 97% yet to be discovered!

You do not have access to this resource.
Click here to request your free trial access!

Already subscribed? Log in!


The Ultimate Scientific and Technical Reference

A Comprehensive Knowledge Base, with over 1,200 authors and 100 scientific advisors
+ More than 10,000 articles and 1,000 how-to sheets, over 800 new or updated articles every year
From design to prototyping, right through to industrialization, the reference for securing the development of your industrial projects

This article is included in

Metal treatments

This offer includes:

Knowledge Base

Updated and enriched with articles validated by our scientific committees

Services

A set of exclusive tools to complement the resources

Practical Path

Operational and didactic, to guarantee the acquisition of transversal skills

Doc & Quiz

Interactive articles with quizzes, for constructive reading

Subscribe now!

Ongoing reading
Different effluents