Assignee
HENNECKE GMBH MASCHF
DE·52 granted patents·891 citations·filing 1972–1997
Top patents by PatentIndex Score
52 records- 0185US4442070AApparatus for the production of a flowable reaction mixtureHENNECKE GMBH MASCHF·Filed 1982·Granted Apr 10, 1984·39 cites·8 claims
- 0284US4489023AMethod of and an installation for the continuous production of block-foamHENNECKE GMBH MASCHF·Filed 1983·Granted Dec 18, 1984·44 cites·10 claims
- 0384US4120626ADevice for the continuous production of foam blocks of rectangular cross-sectionHENNECKE GMBH MASCHF·Filed 1977·Granted Oct 17, 1978·58 cites·5 claims
- 0484US4089206AMethod and apparatus for measuring the proportion of undissolved gas in a liquid component for the production of foam materialsHENNECKE GMBH MASCHF·Filed 1976·Granted May 16, 1978·37 cites·2 claims
- 0582US5844015AProcess and device for continuous production of polyurethane block foamHENNECKE GMBH MASCHF·Filed 1997·Granted Dec 1, 1998·45 cites·2 claims
- 0682US5375988AApparatus for continuous production of polyurethane block foamHENNECKE GMBH MASCHF·Filed 1993·Granted Dec 27, 1994·50 cites·8 claims
- 0781US4060579AMethod for the continuous forming of foam blocksHENNECKE GMBH MASCHF·Filed 1975·Granted Nov 29, 1977·47 cites·8 claims
- 0881US4050896AMethod and apparatus for the production of reaction mixtures from liquid reaction componentsHENNECKE GMBH MASCHF·Filed 1976·Granted Sep 27, 1977·30 cites·12 claims
- 0979US5451376AProcess and apparatus for reprocessing polyurethane foam wastes, in particular flexible foam wastes, for recycling as additives in the production of polyurethaneHENNECKE GMBH MASCHF·Filed 1994·Granted Sep 19, 1995·42 cites·5 claims
- 1079US4452917AProcess and a mixing head for the production of a reaction mixture comprising at least two flowable reaction componentsHENNECKE GMBH MASCHF·Filed 1983·Granted Jun 5, 1984·30 cites·10 claims
- 1173US4582224ANozzle for mixing at least two flowable reaction componentsHENNECKE GMBH MASCHF·Filed 1984·Granted Apr 15, 1986·24 cites·7 claims
- 1271US5388975AApparatus for continuously manufacturing sandwich elementsHENNECKE GMBH MASCHF·Filed 1993·Granted Feb 14, 1995·28 cites·3 claims
- 1369US5547276AMethod and apparatus for continuously dispersing fine particle-sized solids in a liquidHENNECKE GMBH MASCHF·Filed 1995·Granted Aug 20, 1996·37 cites·4 claims
- 1468US4749554ANozzle for mixing flowable reaction componentsHENNECKE GMBH MASCHF·Filed 1984·Granted Jun 7, 1988·20 cites·8 claims
- 1564US4108585AApparatus for the continuous production of foam plastic blocks of rectangular cross-sectionHENNECKE GMBH MASCHF·Filed 1976·Granted Aug 22, 1978·19 cites·7 claims
- 1661US5834527AProcess for the manufacture of polyurethane foam moldingsHENNECKE GMBH MASCHF·Filed 1996·Granted Nov 10, 1998·20 cites·6 claims
- 1761US4764536AProcess and apparatus for the preparation of a free-flowing mixture made of free-flowing components which reacts to form foamHENNECKE GMBH MASCHF·Filed 1987·Granted Aug 16, 1988·16 cites·5 claims
- 1859US5587182AApparatus for the production of endless polyurethane moldingsHENNECKE GMBH MASCHF·Filed 1995·Granted Dec 24, 1996·20 cites·1 claims
- 1959US4863010ADouble belt conveyor for the continuous production of laminates having a foam core foamed in situ between covering layersHENNECKE GMBH MASCHF·Filed 1984·Granted Sep 5, 1989·18 cites·7 claims
- 2057US5152943AProcess for the production of plastics from at least two free-flowing reactantsHENNECKE GMBH MASCHF·Filed 1991·Granted Oct 6, 1992·17 cites·1 claims
- 2155US5264167AProcess and apparatus for continuously manufacturing sandwich elementsHENNECKE GMBH MASCHF·Filed 1991·Granted Nov 23, 1993·13 cites·3 claims
- 2254US3942925AApparatus for continuous production of elongated foam plastics blocksHENNECKE GMBH MASCHF·Filed 1972·Granted Mar 9, 1976·15 cites·16 claims
- 2350US4200603AProcess and equipment for the continuous production of block-shaped foamHENNECKE GMBH MASCHF·Filed 1978·Granted Apr 29, 1980·11 cites·7 claims
- 2447US5312596AMixhead for mixing at least two free-flowing reaction componentsHENNECKE GMBH MASCHF·Filed 1993·Granted May 17, 1994·13 cites·4 claims
- 2547US4917502ANozzle for the mixing of at least two flowable reaction components and process for operating such nozzleHENNECKE GMBH MASCHF·Filed 1988·Granted Apr 17, 1990·10 cites·1 claims
- 2647US4389375AApparatus for producing a reaction mixture of fluid components forming a foam or solid materialHENNECKE GMBH MASCHF·Filed 1981·Granted Jun 21, 1983·9 cites·4 claims
- 2745US5415540AApparatus for manufacturing molded plastic articles or for manufacturing hollow foamed articlesHENNECKE GMBH MASCHF·Filed 1992·Granted May 16, 1995·11 cites·3 claims
- 2845US4309373AProcess for filling cavities with flowable reaction mixturesHENNECKE GMBH MASCHF·Filed 1979·Granted Jan 5, 1982·7 cites·1 claims
- 2945US4105045ADevice for mixing liquid reaction componentsHENNECKE GMBH MASCHF·Filed 1976·Granted Aug 8, 1978·7 cites·2 claims
- 3044US5000882AApparatus for the preparation of a free-flowing mixture of free-flowing components which reacts to form foamHENNECKE GMBH MASCHF·Filed 1988·Granted Mar 19, 1991·8 cites·5 claims
- 3143US5476638AProcess and device for the production of plastics from at least two free-flowing reactantsHENNECKE GMBH MASCHF·Filed 1992·Granted Dec 19, 1995·9 cites·3 claims
- 3243US5443797AProcess and apparatus for the production of a flowable reaction mixture from at least two flowable reactive componentsHENNECKE GMBH MASCHF·Filed 1992·Granted Aug 22, 1995·10 cites·4 claims
- 3342US5643970AMethod and apparatus for foam manufacture using carbon dioxide dissolved under pressureHENNECKE GMBH MASCHF·Filed 1995·Granted Jul 1, 1997·7 cites·4 claims
- 3442US5521224AMethod and apparatus for controlling the number of cells in polyurethane foamHENNECKE GMBH MASCHF·Filed 1995·Granted May 28, 1996·9 cites·4 claims
- 3542US4260355ADevice for the discontinuous production of block foamHENNECKE GMBH MASCHF·Filed 1980·Granted Apr 7, 1981·11 cites·7 claims
- 3641US5330647AFilter device for separating coarse components from liquid componentsHENNECKE GMBH MASCHF·Filed 1992·Granted Jul 19, 1994·7 cites·8 claims
- 3741US5143946AProcess and apparatus for the production of a flowable reaction mixture from at least two flowable reactive componentsHENNECKE GMBH MASCHF·Filed 1992·Granted Sep 1, 1992·8 cites·3 claims
- 3840US4150075AProcess for the continuous production of foam plastic blocks having a rectangular cross-sectionHENNECKE GMBH MASCHF·Filed 1977·Granted Apr 17, 1979·7 cites·17 claims
- 3939US5833930AApparatus for foam manufacturing using carbon dioxide dissolved under pressureHENNECKE GMBH MASCHF·Filed 1997·Granted Nov 10, 1998·6 cites·3 claims
- 4039US4904451AProcess and device for the preparation of flowable reaction mixturesHENNECKE GMBH MASCHF·Filed 1989·Granted Feb 27, 1990·6 cites·2 claims
- 4139US4895503ADevice to produce molded plastic parts from a flowable reaction mixtureHENNECKE GMBH MASCHF·Filed 1988·Granted Jan 23, 1990·9 cites·5 claims
- 4237US5453249AApparatus for producing a flowable reaction mixture from at least two flowable reaction componentsHENNECKE GMBH MASCHF·Filed 1993·Granted Sep 26, 1995·10 cites·4 claims
- 4337US5346673ADevice and process for the production of a reaction mixture from at least two flowable reaction componentsHENNECKE GMBH MASCHF·Filed 1993·Granted Sep 13, 1994·6 cites·2 claims
- 4437US4775517AApparatus for the preparation of a reaction mixture from liquid componentsHENNECKE GMBH MASCHF·Filed 1987·Granted Oct 4, 1988·5 cites·2 claims
- 4535US5788932AApparatus for preparing flowable reaction mixtures from at least two flowable reactantsHENNECKE GMBH MASCHF·Filed 1993·Granted Aug 4, 1998·5 cites·4 claims
- 4635US4065106AMixing head for machines for producing multicomponent plasticsHENNECKE GMBH MASCHF·Filed 1975·Granted Dec 27, 1977·3 cites·7 claims
- 4734US4693448AClosure unit for molding toolsHENNECKE GMBH MASCHF·Filed 1986·Granted Sep 15, 1987·8 cites·10 claims
- 4830US4520947AMachinery for filling cavities with flowable reaction mixturesHENNECKE GMBH MASCHF·Filed 1982·Granted Jun 4, 1985·2 cites·1 claims
- 4929US4256679AProcess and device for filling cavities, particularly mold cavities, with a reactive, flowable mixtureHENNECKE GMBH MASCHF·Filed 1979·Granted Mar 17, 1981·5 cites·15 claims
- 5024US5593010AProcess and device for supplying energy to workstations circulating on a chainHENNECKE GMBH MASCHF·Filed 1995·Granted Jan 14, 1997·5 cites·2 claims
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