bituminous coating การใช้

• The timbers were covered in 1927 by a bituminous coating.
• Appia was responsible for the job of the bituminous coating on the bridge deck, and Forclum for electrical installations.
• Avila designed tanks for transformers applying a zinc spray of bituminous coating to prevent their deterioration when salt water was present.
• The cryogenic method was inadequate for the removal of the two final layers of bituminous coating that were below the surface of the seven layers of lead and vinyl based paints.