not drying a dull in places

Been asked to get a iroko floor to look the bees knees it had been treated & looked fine until a painter left over spray on it ! My cliet sanded the d anish oil back in some places more sandin was requiered to lift the over sp ray it has had a couple of coats with a brush ??? & is uneven with its shin e & is tackey still a week later how can i get the floor to dry & what woul d be the next step to achieve a even finish without going mad on the time ??? ?
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