Journal profile · Earth and Planetary Sciences-Geology
Petroleum
ISSN 2405-6561 · eISSN 2405-5816 · KeAi Communications Co · China
Petroleum: CAS Zone 2 · Engineering (2025 upgraded edition); impact factor 5.5 (journal website); fully open access; APC about USD 500; review about 15 weeks (community reports); 57 articles in 2025; indexed in ESCI and Scopus.
Scope
Aims, scope and focus
Petroleum is published by KeAi Communications Co and is in Zone 2 of Engineering in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Hydraulic Fracturing and Reservoir Analysis, Hydrocarbon exploration and reservoir analysis and Enhanced Oil Recovery Techniques, together about 45.4% of its articles. Its main subfields are Ocean Engineering. (generated from OpenAlex topic counts and CAS ranking data)
Examples of appropriate topical areas that will be considered include the following:comprehensive research on oil and gas reservoir (reservoir...
From the journal's Aims & Scope
Research area (LetPub): Earth and Planetary Sciences-Geology
Editor-in-chief Paitoon TontiwachwuthikulPublisher website
Editorial board by country: 15 in mainland China (about 26%); most named Mainland China 15, Canada 13, Australia 6, United States 4, United Kingdom 4 (58 members with a country) Editorial board ↗Publisher website ·
Main research topics OpenAlex counts of recent articles; shares are approximate
- Hydraulic Fracturing and Reservoir AnalysisEngineering18.6%
- Hydrocarbon exploration and reservoir analysisEngineering13.7%
- Enhanced Oil Recovery TechniquesEngineering13.1%
- Drilling and Well EngineeringEngineering12.2%
- Reservoir Engineering and Simulation MethodsEngineering8.6%
- Petroleum Processing and AnalysisChemistry5.1%
- Oil and Gas Production TechniquesEngineering3.2%
- CO2 Sequestration and Geologic InteractionsEnvironmental Science3%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Engineering Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Engineering | Zone 2 |
| Minor | Energy & Fuels | Zone 2 |
| Minor | Engineering, Chemical | Zone 2 |
| Minor | Engineering, Petroleum | Zone 2 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Engineering Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Engineering | Zone 2 |
| Minor | Energy & Fuels | Zone 3 |
| Minor | Engineering, Chemical | Zone 2 |
| Minor | Engineering, Petroleum | Zone 2 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Not covered
Not covered by this edition.
Database indexing
ESCIScopusDOAJLetPub
International journal early-warning lists: not listed in any editionLetPub
Indexing the journal's website claims
PubMedPublisher website
Other: Crossref
As the journal's website lists them, not checked against each database; for Web of Science editions the records above apply.
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- Impact factor (publisher)
- 5.5Publisher website ·
- CiteScore 2026-06
- 9.6LetPub ·
- CiteScore (publisher)
- 9.6Publisher website ·
- SJR 2026-06
- 0.92LetPub ·
- SNIP 2026-06
- 1.51LetPub ·
- h-index
- 60OpenAlex ·
- i10-index
- 385OpenAlex ·
- 2-year mean citedness
- 4.07OpenAlex ·
- Self-citation rate
- 3.6%LetPub ·
- Share of gold OA articles
- 97.75%LetPub ·
Volume
- Articles per year
- 60LetPub ·
Articles by year OpenAlex count · 690 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 76 | 76 | 41 |
| 2025 | 57 | 57 | 361 |
| 2024 | 19 | 19 | 217 |
| 2023 | 55 | 55 | 901 |
| 2022 | 47 | 47 | 887 |
| 2021 | 76 | 76 | 1,481 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Review & acceptance
Review time and acceptance
- Average review time (community reports)
- about 15 weeksLetPub ·
- Submission to publication (journal-reported)
- about 15 weeksDOAJ ·
- Peer review
- Single anonymous peer reviewDOAJ
Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.
Fees & open access
APC and open-access policy
Fully open accessDOAJ
Every article is open access; authors usually pay an article processing charge (APC).
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| DOAJ | USD 500 | Yes | CC BY, CC BY-NC-ND | |
| OpenAlex | USD 0 | — | — | |
| LetPub | USD 500 | Yes | — |
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Submission
Article types and submission policies (journal website)
Article types accepted4
- original research paperContributions falling into the following categories will be considered for publication: original research papers and reviews. Please ensure that you select the …Length not stated
- original research papersContributions falling into the following categories will be considered for publication: original research papers and reviews.Length not stated
- reviewContributions falling into the following categories will be considered for publication: original research papers and reviews. Please ensure that you select the …Length not stated
- reviewsContributions falling into the following categories will be considered for publication: original research papers and reviews.Length not stated
Policy excerpts from the journal's websiteAuthorship, Conflicts of interest, License & copyright, Open access, Peer review, Preprints
- Authorship Author contributions
For transparency, we require corresponding authors to provide co-author contributions to the manuscript using the relevant CRediT roles. The CRediT taxonomy includes 14 different roles describing each contributor's specific contribution to the scholarly output. The roles are: Conceptualization; Data curation; Formal analysis; Funding acquisition; Investigation; Methodology; Project administration;…
Source ↗Publisher website ·- Conflicts of interest Declaration of interest
All authors must disclose any financial and personal relationships with other people or organizations that could inappropriately influence (bias) their work. Examples of potential competing interests include employment, consultancies, stock ownership, honoraria, paid expert testimony, patent applications/registrations, and grants or other funding. Authors must disclose any interests in two places:…
Source ↗Publisher website ·- License & copyright Copyright
Upon acceptance of an article, authors will be asked to complete a 'Journal Publishing Agreement'. Acceptance of the agreement will ensure the widest possible dissemination of information. An e-mail will be sent to the corresponding author confirming receipt of the manuscript together with a 'Journal Publishing Agreement' form or a link to the online version of this agreement. If excerpts from oth…
Source ↗Publisher website ·- Open access Open Access
Please visit our Open Access page from the Journal Homepage for more information.
Source ↗Publisher website ·- Peer review Peer Review
Double anonymized peer review Model summary
This journal operates a double anonymized review process. All contributions will be initially assessed by the editor for suitability for the journal. Papers deemed suitable are then typically sent to a minimum of two independent expert reviewer to assess the scientific quality of the paper. The Editor is responsible for the final decision regarding acceptance or rejection of articles. The Editor's…
Source ↗Publisher website ·- Preprints Preprint references
Where a preprint has subsequently become available as a peer-reviewed publication, the formal publication should be used as the reference. If there are preprints that are central to your work or that cover crucial developments in the topic, but are not yet formally published, these may be referenced. Preprints should be clearly marked as such, for example by including the word preprint, or the nam…
Source ↗Publisher website ·
Excerpts are quoted from the journal's website; "model summary" lines are written by Workers AI and checked against the text. The journal's website is authoritative.
Profile
Publication details and official links
- Publisher
- KeAi Communications Co
- Country or region
- China
- Language
- English
- ISSN
- 2405-6561
- Electronic ISSN
- 2405-5816
- Official links
- Journal homepage ↗DOAJ
- Submission system ↗Publisher website
- Author guidelines ↗LetPub
- Aims & Scope ↗LetPub
- Special issues ↗Publisher website
- APC information ↗DOAJ
- Fee waivers ↗DOAJ
- Open access statement ↗DOAJ
- License & copyright ↗DOAJ
- Peer review process ↗LetPub
- Editorial board ↗LetPub
- Plagiarism policy ↗DOAJ
FAQ
Frequently asked questions about Petroleum
What CAS zone is Petroleum in?
In the 2025 upgraded edition of the CAS Journal Ranking, Petroleum is in Zone 2 of Engineering, and in Zone 2 of the minor category Energy & Fuels / Engineering, Chemical / Engineering, Petroleum. In the 2026 Xinrui edition it is in Zone 2 of Engineering. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Petroleum?
The journal's website gives an impact factor of 5.5; this is the journal's own figure, as LetPub lists none for it; CiteScore 9.6, h-index 60.
How long does peer review take at Petroleum?
Authors report an average review time of about 15 weeks. Article statistics cover accepted papers only, publisher figures follow the journal's own definitions, and community reports come from authors' own submissions; none is a promise from the journal.
Where are the editorial board members of Petroleum based?
Of the 58 board members whose country the journal's board page names, 15 (about 26%) are in mainland China; the countries named most often are Mainland China (15), Canada (13) and Australia (6). Counted from the institutions listed on the board page; for reference only.
Which databases index Petroleum?
According to LetPub and DOAJ records, Petroleum is indexed in ESCI, Scopus and DOAJ. The journal's website also lists PubMed; that list has not been checked against each database.
Is Petroleum open access, and what is the APC?
Petroleum is a fully open-access journal. APC about USD 500.
Sources and updates
The facts on this page come from LetPub, OpenAlex, DOAJ, Publisher website; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-26). Last updated: .