The men are out of intensive care but still in hospital in a stable condition.
Queensland mineral mine and quarry workers will have access to lung screening for life in the wake of outbreaks of diseases like black lung and silicosis.
The Grosvenor coal mine,in central Queensland,had received 13 safety directives or notices in the two years before a May explosion left five workers seriously burned.
New fears of an underground explosion surfaced at the weekend after gas levels began to rise at Anglo American's Grosvenor Coal Mine near Moranbah.
The underground gas explosion at a central Queensland mine,which injured five workers last week,will now be the subject of a board of inquiry.
The Moranbah mine's owner has re-entered the mine for the first time since an explosion on Wednesday left five men critically injured.
Grosvenor Coal Mine is closed until it is safe to re-enter,the Australian chief executive of the mine said.
Thousands have been raised for the family of the miners who were injured in an explosion on Wednesday.
Mines Minister Anthony Lynham said after sweeping reforms and a safety reset,it was"extremely disappointing"to see more accidents.
The men were taken to Royal Brisbane and Women's Hospital with four in critical condition and the other in a serious condition.
Mine operator Anglo American is accused of breaching its obligations under the Coal Mining Safety and Health Act 1999.