Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB857959A
Inventor
Ernest Ronald Balmfor Willetts
Hiram Henry Williams
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HIRAM H WILLIAMS Ltd
IND FOUNDRY MATERIALS Ltd
Original Assignee
HIRAM H WILLIAMS Ltd
IND FOUNDRY MATERIALS Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HIRAM H WILLIAMS Ltd, IND FOUNDRY MATERIALS LtdfiledCriticalHIRAM H WILLIAMS Ltd
Priority to GB857959ApriorityCriticalpatent/GB886941A/en
Publication of GB886941ApublicationCriticalpatent/GB886941A/en
B22C23/00—Tools; Devices not mentioned before for moulding
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
886,941. Moulding-machines. INDUSTRIAL FOUNDRY MATERIALS Ltd., and WILLIAMS Ltd., HIRAM H. March 14, 1960 [March 12, 1959], No. 8579/59. Class 83 (1). Shell moulding mixture is gravity fed from a hopper 1 to the blow chamber 4 as the mixture therein is withdrawn and the chamber depressurized. Specification 880,853 is referred to.
GB857959A1959-03-121959-03-12Improvements in or relating to the feeding of moulding material to shell moulding machines
ExpiredGB886941A
(en)