Title:
ミネラルウール不織布生産装置及び方法
Document Type and Number:
Japanese Patent JP4408568
Kind Code:
B2
Abstract:
A device for producing a mineral wool nonwoven fabric, comprising a drop shaft and fibrillation devices in addition to a conveyor device for the conveyance of mineral wool nonwoven fabric. A device is also provided to separate the strip of insulating material into a first section and a second section in a longitudinal direction. A conveyor device directs the first section in such a way that it is placed on the second section. The device enables a mineral fiber product to be created with a density distribution that is such that the upper area and the lower area have a higher density than the area located inbetween.
Inventors:
Nava, Wilfried
Show, Ludo Big
Show, Ludo Big
Application Number:
JP2000563860A
Publication Date:
February 03, 2010
Filing Date:
August 03, 1999
Export Citation:
Assignee:
Freiderer Damstoff Tehnik International Game Behr & Company
International Classes:
C03B37/01; D04H1/00; D04H1/4209; D04H1/4226; D04H1/70; D04H1/732; D04H1/736; D04H11/00; D04H13/00
Domestic Patent References:
| JP59500316A | ||||
| JP3051325A | ||||
| JP4062053A | ||||
| JP63035862A | ||||
| JP1500043A |
Foreign References:
| US4917750 | ||||
| US3824086 |
Attorney, Agent or Firm:
Akihiro Ryuka