Journal profile · ENERGY & FUELS-ENGINEERING, CHEMICAL

International Journal of Oil Gas and Coal Technology

ISSN 1753-3309 · eISSN 1753-3317 · Inderscience Enterprises Ltd. · SWITZERLAND

International Journal of Oil Gas and Coal Technology: CAS Zone 4 · Engineering (2025 upgraded edition); impact factor 0.86; subscription journal; review about 2 months (community reports); community-reported acceptance: easy; 122 articles in 2025; indexed in SCIE and Scopus.

Impact factor0.86Latest value listed by LetPub

CAS zoneZone 4 · Engineering2025 upgraded edition, major category · 2026 Xinrui edition Zone 4 · Engineering

Review timeabout 2 monthsCommunity average

APC—No source gives fee information

AcceptanceEasyCommunity average

Articles per year1222025 · OpenAlex count

Scope

Aims, scope and focus

International Journal of Oil Gas and Coal Technology is published by Inderscience Enterprises Ltd. and is in Zone 4 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 Reservoir Engineering and Simulation Methods, together about 31.1% of its articles. Its main subfields are Ocean Engineering. (generated from OpenAlex topic counts and CAS ranking data)

IJOGCT is a multidisciplinary refereed journal that is concerned with exploration, production, processing and refining, storage and transportation, economical, managerial, business, environmental, safety and security issues related to oil, natural gas, coal and petrochemicals as well as manufacturing and refining of biofuels. Topics covered include Exploration, geological studies, reserves estimation Production/recovery methods, drilling technology, subsea engineering Production rates, forecasting future demand Heavy oil, oil sand/shale recovery/processing, oil/gas field processing Petroleum refining, coal liquid/hydrogen production, petrochemical industry Ultra low sulphur fuels, LNG, CNG and LPG, natural gas processing Gasoline from natural gas/coal liquid, biorefining, biofuels Nano/biotechnology, computerisation/automation, modelling/simulation Refinery process optimisation, management of refining industry, major oil companies Fuel quality/specifications, storage, transportation Environmental issues, carbon management, sequestration, storage Oil spill occurrence, monitoring, clean up methods, contingency plans Fuel prices, future market fluctuations, forecasting, safety/security Business/international trade regulations, political/governmental/economic issues Biofuels vs fossil fuels; future technology, business.

Source: LetPub

Research area (LetPub): ENERGY & FUELS-ENGINEERING, CHEMICAL

Main research topics OpenAlex counts of recent articles; shares are approximate

Hydraulic Fracturing and Reservoir AnalysisEngineering11.1%
Hydrocarbon exploration and reservoir analysisEngineering10.8%
Reservoir Engineering and Simulation MethodsEngineering9.3%
Enhanced Oil Recovery TechniquesEngineering8.1%
Coal Properties and UtilizationEngineering8.1%
Drilling and Well EngineeringEngineering6.8%
Oil and Gas Production TechniquesEngineering5.2%
Geoscience and Mining TechnologyEngineering5%

Rankings & indexing

CAS ranking and database indexing

CAS Journal Ranking

CAS Journal Ranking, upgraded edition (March 2025)Engineering Zone 4

Level	Category	Zone
Major	Engineering	Zone 4
Minor	Energy & Fuels	Zone 4
Minor	Engineering, Chemical	Zone 4
Minor	Engineering, Petroleum	Zone 4

Top journal: noReview journal: no

CAS Xinrui Journal Ranking (March 2026)Engineering Zone 4

Level	Category	Zone
Major	Engineering	Zone 4
Minor	Energy & Fuels	Zone 4
Minor	Engineering, Chemical	Zone 4
Minor	Engineering, Petroleum	Zone 4

Top journal: noReview journal: not marked

CAS Journal Ranking, previous upgraded edition (December 2023)Engineering Zone 4

Level	Category	Zone
Major	Engineering	Zone 4
Minor	Energy & Fuels	Zone 4
Minor	Engineering, Chemical	Zone 4
Minor	Engineering, Petroleum	Zone 4

Top journal: noReview journal: no

Database indexing

SCIEScopusLetPub

International journal early-warning lists: not listed in any editionLetPub

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: 0.86LetPub · 2026-09-13
CiteScore 2026-06: 1.6LetPub · 2026-09-13
SJR 2026-06: 0.23LetPub · 2026-09-13
SNIP 2026-06: 0.29LetPub · 2026-09-13
h-index: 13LetPub · 2026-09-13
h-index: 25OpenAlex · 2026-10-01
i10-index: 152OpenAlex · 2026-10-01
2-year mean citedness: 0.38OpenAlex · 2026-10-01
Self-citation rate: 22.2%LetPub · 2026-09-13
Share of gold OA articles: 3.29%LetPub · 2026-09-13

Volume

Articles per year: 48LetPub · 2026-09-13

Articles by year OpenAlex count · 1,668 in total · the current year is incomplete

Year	Articles	Open access	Citations
2026	87	7	2
2025	122	12	28
2024	93	7	85
2023	97	1	163
2022	125	5	189
2021	155	6	249

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 2 monthsLetPub · 2026-09-13
Average acceptance (community reports): EasyLetPub · 2026-09-13

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

Subscription journalLetPub

A subscription journal: articles are read by subscription or purchase, and authors usually pay no publication charge.

No source has fee information yet; check the journal's website.

The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.

Profile

Publication details and official links

Publisher: Inderscience Enterprises Ltd.
Country or region: SWITZERLAND
Language: English
ISSN: 1753-3309
Electronic ISSN: 1753-3317
Official links: Journal homepage ↗OpenAlex
Submission system ↗LetPub

FAQ

Frequently asked questions about International Journal of Oil Gas and Coal Technology

What CAS zone is International Journal of Oil Gas and Coal Technology in?

In the 2025 upgraded edition of the CAS Journal Ranking, International Journal of Oil Gas and Coal Technology is in Zone 4 of Engineering, and in Zone 4 of the minor category Energy & Fuels / Engineering, Chemical / Engineering, Petroleum. In the 2026 Xinrui edition it is in Zone 4 of Engineering. Zones from different editions, and from major and minor categories, are not interchangeable.

What is the impact factor of International Journal of Oil Gas and Coal Technology?

The latest impact factor listed by LetPub is 0.86; CiteScore 1.6, h-index 25.

How long does peer review take at International Journal of Oil Gas and Coal Technology?

Authors report an average review time of about 2 months; the community-reported acceptance is “Easy”. 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.

Which databases index International Journal of Oil Gas and Coal Technology?

According to LetPub and DOAJ records, International Journal of Oil Gas and Coal Technology is indexed in SCIE and Scopus.

Is International Journal of Oil Gas and Coal Technology open access, and what is the APC?

International Journal of Oil Gas and Coal Technology is a subscription journal. Fee information is not available yet; check the journal's website.

Sources and updates

The facts on this page come from LetPub, OpenAlex; 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 2026-08-24). Last updated: 2026-10-01.