The system includes a double-jacketed tube having an outer layer and an inner layer.

flexible membrane with double compact envelope

halogen lamp with double glass envelope

Tenders must be submitted in a sealed envelope itself enclosed within a second sealed envelope.

Tenders must be submitted in a sealed envelope itself enclosed within a second sealed envelope.

Tenders must be submitted in a sealed envelope itself enclosed within a second sealed envelope.

hemispherical-base cylinder with a double shell of zircaloy

Also provided are a vacuum insulation material equipped with the core material and processes for producing the core material and the vacuum insulation material.

There are 2 types of chroming, double plate and triple plate.

The double shell structure provides a strong shell that makes the microcapsule suitable for use in food products.

An oxygen detector for use in a double envelope lamp is described.

Furthermore, the system includes a funnel disposed over the double- jacketed tubes.

This envelope is actually double comprised of a double membrane.

The invention relates to a tubular double food envelope comprising an outer barrier envelope and an inner envelope which is provided with at least one colorant and/or food flavouring which is transferred to the food.

In the inner pipes (11), spirals (13) are fitted on support pipes (12), and the direction of climb changes one double shell pipe to the next.