A method of producing lightweight clay building materials by firing mixtures of coal and clay under coal gasification conditions
A Standard patent application filed on 24 January 1994 credited to Derby-Lewis, Gerald Alan
Details
Application number :
53949
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
A method of producing lightweight clay building materials by firing mixtures of coal and clay under coal gasification conditions
Inventor :
Derby-Lewis, Gerald Alan
Agent name :
PHILLIPS ORMONDE FITZPATRICK
Address for service :
367 Collins Street MELBOURNE VIC 3000
Filing date :
24 January 1994
Associated companies :
Applicant name :
Literock Interational (Proprietary) Limited
Applicant address :
1305 Mutual House Beach Road Humewood Port Elizabeth Cape Province South Africa