Bethell's process

Jump to navigationJump to search

A process for creosoting timber (such as track sleepers) to extend its useful life. The timber is first dried, then placed in a cylinder and subjected to partial vacuum, and finally impregnated with creosote under pressure. See also: open-tank method; timber preservation. Nelson

Source: Dictionary of Mining, Mineral, and Related Terms

Sponsor: GET Dynamic Duo (One year complete package of magazine subscription + online price guide) for just $109.95