Jet-controlled freeze valve for use in a glass melter

Patent · Mon Jul 29 00:00:00 EDT 1985

OSTI ID:5586621

Routt, K R

A drain valve for use in furnace for the melting of thermoplastic material is disclosed. The furnace includes a drain cavity formed in its bottom for withdrawing a flow of thermoplastic material. The drain valve includes a flow member which include a flow tube having an inlet and outlet for the material, and coaxially disposed concentric tubular members defining annuli surrounding the flow tube. The tubular members include heating and cooling means for the flow tube. The drain valve can also be used in a furnace of glass melting that includes a drain cavity for withdrawing molten glass from the furnace.

• Research Organization: Du Pont de Nemours (E.I.) and Co., Aiken, SC (United States). Savannah River Lab.
• DOE Contract Number: AC09-76SR00001
• Assignee: Dept. of Energy
• Application Number: ON: DE86013692
• OSTI ID: 5586621
• Resource Relation: Other Information: Portions of this document are illegible in microfiche products
• Country of Publication: United States
• Language: English

Related Subjects

36 MATERIALS SCIENCE
FURNACES
VALVES
GLASS
MELTING
AIR
CONTROL
DESIGN
JETS
THERMOPLASTICS
CONTROL EQUIPMENT
EQUIPMENT
FLOW REGULATORS
FLUIDS
GASES
MATERIALS
ORGANIC COMPOUNDS
ORGANIC POLYMERS
PETROCHEMICALS
PETROLEUM PRODUCTS
PHASE TRANSFORMATIONS
PLASTICS
POLYMERS
SYNTHETIC MATERIALS
360601* - Other Materials- Preparation & Manufacture