Assignee
ROCKWOOL AB
22 patents
Top patents by PatentIndex Score
US4153439AMay 8, 1979
Method for the production of mineral wool, especially for use in basic milieu
ROCKWOOL AB54 citations84
US4661134AApr 28, 1987
Method and apparatus for fiberizing molten mineral material
ROCKWOOL AB22 citations69
US4661119AApr 28, 1987
Coke briquettes
ROCKWOOL AB20 citations69
US4489604ADec 25, 1984
Apparatus for testing and taking samples from liquid metal
ROCKWOOL AB10 citations68
US4357154ANov 2, 1982
Method and apparatus for collecting and handling mineral fibres
ROCKWOOL AB11 citations68
US4341597AJul 27, 1982
Fibrous material having good dimensional and heat stability
ROCKWOOL AB9 citations67
US4401610AAug 30, 1983
Method for manufacture of shaped objects of mineral wool
ROCKWOOL AB16 citations64
US4251320AFeb 17, 1981
Method of producing a mineral fiber product
ROCKWOOL AB12 citations63
US4210432AJul 1, 1980
Method for control of the surface weight of a mineral wool mat
ROCKWOOL AB7 citations63
US4119421AOct 10, 1978
Arrangement for fibration of molten mineral
ROCKWOOL AB9 citations63
US4159224AJun 26, 1979
Method for the production of a fiber composite
ROCKWOOL AB11 citations62
US3958919AMay 25, 1976
Method at melting in a shaft furnace
ROCKWOOL AB16 citations60
US4193841AMar 18, 1980
Method for the manufacture of a mineral fiber sheet
ROCKWOOL AB5 citations56
US5032334AJul 16, 1991
Method and apparatus for supplying a binder to mineral wool
ROCKWOOL AB6 citations54
US4356017AOct 26, 1982
Method and apparatus for catching a partly fibrated mineral bloom
ROCKWOOL AB4 citations53
US4108344AAug 22, 1978
Method for continuous weighing of a continuous bandformed or matformed material, and an arrangement for execution of the method
ROCKWOOL AB4 citations53
US4240815ADec 23, 1980
Method for determining the surface weight of a mineral wool mat
ROCKWOOL AB5 citations52
US4932426AJun 12, 1990
Method and apparatus for vacuum cleaning mineral wool products while compressing the product
ROCKWOOL AB5 citations48
US4284471AAug 18, 1981
Method for the production of a fibrous mat
ROCKWOOL AB2 citations44
US4944809AJul 31, 1990
Method and apparatus for vaccum cleaning a pile of mineral wool plates
ROCKWOOL AB1 citations43
US4234329ANov 18, 1980
Method for the production of mineral fibers with unitary fiber length characteristics
ROCKWOOL AB0 citations38
US5094605AMar 10, 1992
Flash removal device in a plant for production of mineral wool
ROCKWOOL AB0 citations29