Assertion: blast furnace | /r/HasProperty | taken off blast
Facets:
value: to perform various maintenance functions
type: PURPOSE
value: for short periods
type: TEMPORAL
Source sentences:
text: During the campaign life of a blast furnace , there are occasions when the blast furnace is taken off blast for short periods to perform various maintenance functions such as the replacement of tuyeres, tuyere coolers or maintenance of the peripheral equipment.