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Svenska Flaktfabriken AB

Svenska Fl

Active Patents

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Total Holdings

16

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
GB463369A	Improvements in air conditioning plant	Expired / Lapsed	1936-07-03	—	0	Details
US4129428A	Compact filter mounted in a cassette frame	Expired / Lapsed	1977-08-29	1978-12-12	7	Details
US4014672A	Gas filter tube locking apparatus	Expired / Lapsed	1976-01-08	1977-03-29	11	Details
US3827955A	Cleaning waste gases containing hydrogen fluorides from an …	Expired / Lapsed	1972-09-29	1974-08-06	0	Details
US3170007A	Apparatus for cleaning dust-laden gases	Expired / Lapsed	1963-06-11	1965-02-16	2	Details
US2887544A	Hygrostat	Expired / Lapsed	1956-02-06	1959-05-19	0	Details
US2883167A	Apparatus for supplying and mixing a liquid into a gaseous …	Expired / Lapsed	1955-06-01	1959-04-21	0	Details
US2864176A	Web-guiding apparatus	Expired / Lapsed	1957-04-04	1958-12-16	0	Details
US2848820A	Method and apparatus for supporting and conveying web-like …	Expired / Lapsed	1953-10-05	1958-08-26	0	Details
US2805047A	Method for heat recovery	Expired / Lapsed	1955-04-25	1957-09-03	0	Details
US2761655A	Regulating device	Expired / Lapsed	1952-04-23	1956-09-04	0	Details
US2737402A	Means for mutual centering and connecting pairs of axially …	Expired / Lapsed	1955-06-28	1956-03-06	0	Details
US2678237A	Device for supporting and conveying materials	Expired / Lapsed	1948-09-13	1954-05-11	0	Details
FR1035981A	heat exchanger	Expired / Lapsed	1951-04-20	1953-09-02	0	Details
US2581235A	Arrangement for locking and unlocking a pulling member in d…	Expired / Lapsed	1949-06-17	1952-01-01	0	Details
CA475618A	Devices and methods of supporting and conveying articles	Expired / Lapsed	—	1951-07-31	0	Details