Method and system for measuring propane regiocarbon isotopes.
The method and system for complete thermal decomposition of propane using a pyrolysis apparatus and chromatography system address the inaccuracy and complexity of conventional methods, ensuring precise calculation of regiospecific carbon isotopes by eliminating fractionation effects.
JP2026519971APending Publication Date: 2026-06-19CHINA PETROLEUM & CHEMICAL CORP +1
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- CHINA PETROLEUM & CHEMICAL CORP
- Filing Date
- 2024-04-30
- Publication Date
- 2026-06-19
AI Technical Summary
Technical Problem
Conventional methods for measuring regiospecific carbon isotopes of propane suffer from incomplete thermal decomposition, leading to isotopic fractionation effects and inaccurate calculation results due to complex and cumbersome calculations.
Method used
A method and system for complete thermal decomposition of propane using a pyrolysis apparatus with multiple pyrolysis tubes and a chromatographic system, followed by isotope mass spectrometry to measure the regiospecific carbon isotopes, eliminating fractionation effects and simplifying calculations.
Benefits of technology
Achieves 100% thermal decomposition of propane, enabling accurate and simplified calculation of regiospecific carbon isotope values without fractionation, improving analytical efficiency and accuracy.
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Abstract
The present invention relates to the technical field of chemical analysis of petroleum and gas, and more particularly to a method and system for measuring propane regiocarbon isotopes. The method for measuring propane regiocarbon isotopes includes the following steps: S1, extracting propane; S2, completely decomposing the propane; S3, separating the decomposition products of propane; and S4, calculating the propane regiocarbon isotope values based on the carbon isotope values of the decomposition products of propane. The present invention can solve the technical problems of the prior art, such as the complex carbon isotope measurement steps and poor accuracy.
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