self-cleaning
self-contained
self-deoxidation
self-discharging
self-driven
self-fluxing
self-hardening
self-ignition
self-propelled
self-propelling
  self-supporting-type
self-tempering
selvage
semiacid
semiautomatic
semibatch
semicircular
semiclosed
semicoke
semicoking
semicommercial

    self-supporting-type blast surface

    доменная печь с самонесущей конструкцией