asphalter การใช้

• His new salary was half what he had earned as an asphalter.
• The de-asphalter unit is usually placed after the vacuum distillation tower.
• After retiring, Friday moved back to London and returned to work as an asphalter and decorator.
• The output from the de-asphalter unit is de-asphalted oil ( " DAO " ) and asphalt.
• It is usually a solvent de-asphalter unit, SDA . The SDA separates the asphalt from the feedstock because light hydrocarbons will dissolve aliphatic compounds but not asphaltenes.
• If the solvent is butane the unit will be referred to as a butane de-asphalter ( " BDA " ) and if the solvent is propane, it will be called a propane de-asphalter ( " PDA " ) unit.
• If the solvent is butane the unit will be referred to as a butane de-asphalter ( " BDA " ) and if the solvent is propane, it will be called a propane de-asphalter ( " PDA " ) unit.
• Friday signed as an amateur, meaning that although he would be contracted to Reading he would be able to continue appearing for Hayes and working as an asphalter in London; he would train part-time with Reading and play for their reserve team.