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ITEM SHR-01: Total Cost US$60.00 for Single-User License. Valid for 3 years from date of purchase.

"CPH Gold Members" have unrestricted access to Crain's Petrophysical Handbool" for rhe duration of their License. Non-members may find their access restricted without notice.

Geoscientists, Engineers, Students, and Instructors from 57 countries use our training materials. Join them to improve your petrophysical skills and job prospects.

  1. CPH provides unrestricted access to highly respected petrophysical knowledge in a ready-to-use format. Shareware fees keep CPH alive and growing. Don't rely on others to subsidize your usage of the site's contents.

  2. CPH provides a one-stop online 365/24/7 petrophysical training resource  and tools of the trade. We need YOUR personal support to stay online. The alternative is a Pay Wall and none of us want that to happen. If you use this site, “Be Fair, Pay Your Share”.

  3. You get access to 360+ web pages on Petrophysical Topics, each with up to 10 sub-topics. No other textbook or website offers this much petrophysical content at any price.

  4. 28 Petrophysical Spreadsheets and 100+ Publications available for download – ALL FREE.

  5. 700,000+ words of content, the equivalent of 5 Masters theses or 3 full-length textbooks.

  6. Computer-ready math for  entry into commercial software or a custom spreadsheet – no other petrophysical reference provides this service. We offer solutions, not problems to be solved.

  7. Straight forward, no-nonsense, plain language explanations of concepts, suitable for all geoscientists, geotechs, engineers, even managers who never had a physics course.

  8. 100+ real-world examples and case histories.

  9. Experience counts. Backed by 50+ years of world-wide experience in well-logging, seismic processing, reservoir engineering, project management, software development, and independent petrophysical consulting.

  10. All of the above for US$60.00 Shareware Fee for a 3-year Subscription. “Be Fair, Pay Your Share”.

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