The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
The occurrence of geological dislocation, faulting in particular, has always caused serious difficulty in mining. Running the exploitation headings in the area of tectonic dislocations forces the appropriate adjustment of the exploitation technology, as well as undertaking preventive actions based on making the strengthening and protection against the front of the longwall. In the protection used,...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.