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
GB7349A
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.)
JOHN ROLAND SPANSWICK
Electric Furnace Co
Original Assignee
JOHN ROLAND SPANSWICK
Electric Furnace Co
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 JOHN ROLAND SPANSWICK, Electric Furnace CofiledCriticalJOHN ROLAND SPANSWICK
Priority to GB7349ApriorityCriticalpatent/GB660881A/en
Publication of GB660881ApublicationCriticalpatent/GB660881A/en
660,881. Automatic control systems. ELECTRIC FURNACE CO., Ltd., and SPANSWICK, J. R. Jan. 3, 1950 [Jan. 3, 1949; May 25, 1949], Nos. 73/49 and 13937/49. Drawings to Specification. Class 38 (iv). An automatic regulator of unspecified type raises or lowers the electrode of an electric arc furnace and is mechanically coupled with an alarm circuit which operates if a pre-set maximum load is exceeded.
GB7349A1949-01-031949-01-03Improvements relating to electrical control means
ExpiredGB660881A
(en)