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.)
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.)
BC Richards and Co Pty Ltd
Original Assignee
BC Richards and Co Pty 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 BC Richards and Co Pty LtdfiledCriticalBC Richards and Co Pty Ltd
Priority to ES469209ApriorityCriticalpatent/ES469209A1/en
Publication of ES469209A1publicationCriticalpatent/ES469209A1/en
Perfecting introduced in a ball valve having a perforated ball rotating by means of a rod inside a body cavity and including a replaceable elastic lining that encloses the ball and fills the body cavity around the ball and its shank. (Machine-translation by Google Translate, not legally binding)
ES469209A1978-04-271978-04-27Improvements introduced in a ball valve (Machine-translation by Google Translate, not legally binding)
ExpiredES469209A1
(en)