ES12031A1 -
A perfected procedure to obstruct the flow of oil or other liquids contained in lamps or other containers that are used for their supply.
- Google Patents
A perfected procedure to obstruct the flow of oil or other liquids contained in lamps or other containers that are used for their supply.
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.)
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Individual
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Individual
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Priority to ES12031ApriorityCriticalpatent/ES12031A1/en
Publication of ES12031A1publicationCriticalpatent/ES12031A1/en
ES12031A1891-04-241891-04-24
A perfected procedure to obstruct the flow of oil or other liquids contained in lamps or other containers that are used for their supply.
ExpiredES12031A1
(en)
A procedure for the preservation of ferrous salts that consists of introducing them by pressure in flasks previously filled with a gas that does not alter their chemical composition.
A pneumatic filter for oils and other liquids, with different modifications and provisions to adapt it in practice to the uses to which it is intended.