See Chapter 6 of the book [**Derived Categories**][1] for various notions of localization, including the Ore conditions. (Also available at the arXiv at https://arxiv.org/abs/1610.09640.) Here's a sample of the type of stuff in loc. cit. It captures the 2-categorical nature of localization [![enter image description here][2]][2] [1]: https://www.cambridge.org/il/academic/subjects/mathematics/algebra/derived-categories [2]: https://i.sstatic.net/TwLdW.jpg