Oilfield Chemistry is an open-access journal. All articles published in this journal will be immediately and permanently free for all readers to read and download.
2. Licensing Policy
Permitted third-party reuse of the articles published by Oilfield Chemistry is defined by the following user license: Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 (CC BY-NC-ND 4.0). This license allows users to copy and distribute the articles of the journal in any medium or format if the license terms below are followed:
Users must give appropriate credit, provide a link to the license, and indicate if changes to the articles were made. Users may do so in any reasonable manner, but not in any way that suggests the journal endorses the use. Users may not use the articles for commercial purposes. If users remix, transform, or build upon the articles, they may not distribute the modified articles. The full details of the license are available at https://creativecommons.org/licenses/by-nc-nd/4.0/
3. Copyright Policy
Once accepted, authors are required to sign the “Copyright Transfer Agreement & Declaration of Authors” to transfer the copyright of the article to the journal's publisher (i.e. the Editorial Office of Oilfield Chemistry), and the copyright will belong to the Editorial Office of Oilfield Chemistry. However, authors have the right to use their article under the following circumstances:
(1) Reproducing, disseminating, and using the article freely in accordance with the CC BY-NC-ND 4.0 License, such as non-commercial academic seminars, communication, academic reports, and lectures.
(2) Using the article in other activities permitted and authorized by the editorial office.
If the article is not published by the journal at the end, the “Copyright Transfer Agreement & Declaration of Authors” shall be invalid automatically.
4. Digital Archive & Online Accessibility
In addition to archiving on the journal's official website, the full text of the journal's articles is also stored in the databases of CNKI, Wanfang Data, etc. Readers can access the above-mentioned databases and platforms to obtain the articles published by the journal.
It is allowed for authors to deposit all versions of their articles in an institutional or other repository of the authors' choice. However, it is necessary to indicate the articles' publishing information in the metadata in the institutional or other repository and use that as a recommended way of citation.
