Changlin Lan

Title: Changlin Lan: Innovator in Gamma Ray Spectrum Technologies

Introduction

Changlin Lan is a prominent inventor based in Beijing, China. He has made significant contributions to the field of oil-gas exploration and well logging technologies. With a total of 2 patents, his work focuses on improving the precision of gamma ray spectrum measurements.

Latest Patents

Changlin Lan's latest patents include a gamma ray spectrum unfolding method for elemental capture spectroscopy logging and a device therefor. This innovative method involves preprocessing data from an elemental capture spectrometry instrument, constructing primary and auxiliary element groups, and utilizing the least square method for unfolding. The process enhances the precision of spectrum unfolding by comparing measured gamma ray spectra with reconstructed spectra for error control. His second patent provides a method and device for measuring formation elemental capture gamma ray spectra. This invention moderates neutrons emitted from a neutron source based on the neutron capture cross section of a test sample, allowing for the accurate measurement of elemental capture gamma ray spectra.

Career Highlights

Changlin Lan is currently employed at PetroChina Company Limited, where he applies his expertise in gamma ray spectrum technologies. His work has been instrumental in advancing the methodologies used in oil-gas exploration.

Collaborations

He has collaborated with notable colleagues, including Hongliang Wu and Ning Li, contributing to the development of innovative solutions in his field.

Conclusion

Changlin Lan's contributions to gamma ray spectrum technologies have significantly impacted the oil-gas exploration industry. His innovative patents reflect his commitment to enhancing measurement precision and advancing scientific understanding.