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Patents Grantslast 30 patents

Information Patent Grant
Installations for cleaning tubes by circulating resilient balls
- Patent number 5,518,068
- Issue date May 21, 1996
- Technos et Compagnie
- Roger Ricard
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Installations for cleaning tubes by circulating spongy balls, in pa...
- Patent number 5,482,111
- Issue date Jan 9, 1996
- Technos et Compagnie
- Andre Bizard
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Devices for removing worn balls from cleaning installations for tub...
- Patent number 4,974,662
- Issue date Dec 4, 1990
- Technos et Compagnie
- Andre Bizard
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Methods and devices for fastening bundles of tubes together
- Patent number 4,702,311
- Issue date Oct 27, 1987
- Technos et Compagnie
- Andre Bizard
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

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