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Mamoru Shinozaki received US Patent No. 3,614,868 on October 26, 1971, filed July 16, 1969.
The patent's abstract:
A METHOD FOR STABILIZING AN EXCAVATED TRENCH BY FILLING THE TRENCH WITH A LIQUID SLURRY CONTAINING ASEBSTOS FIBERS IN SUSPENSION WITH WATER. AS THE LIQUID SLURRY FLOWS THROUGH THE PERMEABLE WALLS OF THE TRENCH THE ASBESTOS FIBERS WILL TEND TO SEAL THE WALLS OF THE TRENCH. THE METHOD FURTHER CONTEMPLATES THE USE OF THE ASBESTOS SUSPENSION ALONG WITH A SUSPENSION OF CLAY.
- Author
- Mamoru Shinozaki
- Published by
- US Patent Office
- Series
- US Patent No. 3,614,868
- Date
- October 26, 1971
- Library no.
- ACL Doc 23035 · asbestosclaims.law/library/23035
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 7 pages · 565 KB
Where it was listed
- Asbestos, March 1972, in its patents department (the year's issues)
Cite this document
Mamoru Shinozaki. “Method for stabilizing an excavated trench by stabilization of asbestos suspension (US Patent 3,614,868, 1971).” October 26, 1971. US Patent No. 3,614,868. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23035. https://asbestosclaims.law/library/23035.
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