The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 08, 2025
Filed:
Jan. 14, 2025
Shandong University, Jinan, CN;
China University of Mining and Technology (Beijing), Beijing, CN;
Kang Duan, Jinan, CN;
Yang Zheng, Jinan, CN;
Ziyi Geng, Jinan, CN;
Qiangyong Zhang, Jinan, CN;
Qingrong Xiong, Jinan, CN;
Di Wang, Jinan, CN;
Qifang Liu, Jinan, CN;
Luchao Wang, Jinan, CN;
Dejun Liu, Jinan, CN;
Shandong University, Jinan, CN;
Abstract
The present invention relates to the field of rock mechanics technology, and provides a three-dimensional water absorption swelling multifunctional experimental machine and method for chemical swelling rock, comprising a triaxial high-temperature and high-pressure reaction chamber, the triaxial high-temperature and high-pressure reaction chamber is respectively connected with a confining pressure loading controller, a water pressure loading controller, a temperature controller, an axial pressure loading controller, a pH value monitor and a data acquisition and analyzer; the triaxial high-temperature and high-pressure reaction chamber includes a set of internal cavity and an external cavity, a sealing liner sleeve is provided between the internal cavity and the external cavity, a rock sample is provided in the internal cavity, a water-permeable pressure hoop is provided outside the rock sample, and the sealing liner sleeve is connected with a circumferential stress-strain sensor through a displacement structure.