Cookie Policy

1- What are cookies?

Cookies are small text files that are stored on your computer by websites you visit. They are widely used to make websites work or function more efficiently, as well as to provide information to site owners.

There are different types of cookies, but a distinction is made between first- and third-party cookies. First-party cookies are those set by a website visited by the user at that time. Third-party cookies are those set by a domain other than that of the website visited by the user. If a user visits a website and another entity receives a cookie through that website, it is a third-party cookie.

Our Cookie Policy defines the purposes for which cookies are used, explains how they are installed and how you can uninstall them and manage your browsing preferences.

2 - Cookies on this website

The data controller is Sogefi Filtration S.A, with registered office at Immeuble le Renaissance, 1, rue Claude Monet, 78280 Guyancourt, France. This Cookie Policy is made pursuant to Art. 13 of the GDPR and the privacy policy of For more information on the processing of your personal data (i.e. your rights under the GDPR), please read our site's privacy policy, available by clicking here.

We use cookies to enable the proper functioning of our site and a better user experience.

You can selectively accept the use of analytical cookies and you can revoke your consent at any time by following the instructions in section 3 below.

Below you can find a description of the cookies we use.

First-party cookies

2.1. - Technical cookies

We use the following technical cookie for the proper functioning of the site.





End of session

Cookie used to speed up site navigation.

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End of session

User authentication management cookie, the purpose of which is to store the profile of the registered user (i.e. the user who has registered by accepting the confidentiality document and who has then explicitly registered at least once on the site with his/her username and password) and has therefore enabled the use of content reserved for him or her.


6 months

User authentication management cookie whose purpose is to store the profile of the registered user and thus enable the use of content reserved for him/her.


End of session

Cookie used to manage site security.


1 year

Cookies used to record acknowledgement of the Cookie Policy and Privacy Policy on the site.

Technical cookies do not require your consent to be installed.

2.2. - Analytical cookies

These cookies are used to collect information on how users use the site. This information allows us to compile statistical reports and improve the functionality of the site. We use the following Matomo cookies to collect information about the number of visits to our website and the web page they came from, without identifying the user and to obtain aggregated information.

Furthermore, data are not transferred outside the EU.





1 year

Cookie used to count browser visits to the website. It is incremented with each visit and also contains the date/time of the last visit.


30 minutes

Cookie used in combination with the previous one to manage the counter in terms of increasing visits to the website.


6 months

Cookie used to track the origin to the website from third-party websites. It contains the URL of the originating website.

The installation of analytical cookies requires your consent.

Matomo statistical tracking of site navigation (duration 365 days)


More information can be found on the following page:

We also indicate:

3. How can I change my cookie settings?

Most web browsers allow some control of most cookies through the browser settings. Find out how to manage cookies on the most popular browsers:

For information on other browsers, please visit the website of the browser developer.

To learn more about cookies, including to see which cookies have been set, visit or .