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.)
Uniroyal Inc
Original Assignee
United States Rubber 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 United States Rubber CofiledCriticalUnited States Rubber Co
Priority to ES203301ApriorityCriticalpatent/ES203301A3/en
Publication of ES203301A3publicationCriticalpatent/ES203301A3/en
Process for the recovery of fluosulfonic acid characterized by starting from acid rushed containing it in mixture with sulfuric acid and hydrogen fluoride and by comprising mixing fluosulfonic acid containing sulfur trioxide with the said apparatus acid distilling the resulting mixture and recovering fluosulfonic acid as a distillate. (Machine-translation by Google Translate, not legally binding)
ES203301A1952-05-031952-05-03Procedure for the recovery of fluosulphonic acid (Machine-translation by Google Translate, not legally binding)
ExpiredES203301A3
(en)
A continuous procedure for the preparation of organic compounds and/or chlorofluorates starting directly from methane (Machine-translation by Google Translate, not legally binding)
A process of recycling of crystallized tripsine, starting from mixtures of tissues containing enzymes and organic solvents (Machine-translation by Google Translate, not legally binding)
A procedure for the polycondensation of acid amidas alquiliden-alquiliden and aralquiliden-bis-halºgenocarboxºlico (Machine-translation by Google Translate, not legally binding)
Improvements introduced in the methods for the separation of oxima from cyclohexanone from reaction mixes (Machine-translation by Google Translate, not legally binding)