Ingenious Inventions: Fighting fire with bass!

Here is a Chinese patent for a Sound wave fire extinguisher.

Fighting fire with bass.

Patent Information
Publication number: CN204932657 U
Patent Title: Low frequency sound wave fire extinguisher
Publication date: 6 Jan 2016
Filing date: 6 Sep 2015
Priority date: 6 Sep 2015
Inventors: Han Baokun; Yan Chengwen; Cui Wenjie; Su Wei
Applicant: Univ Shandong Science & Tech