| Patent Number |
Title Of Patent |
Date Issued |
| 4589480 |
Plate heat exchanger |
May 20, 1986 |
| Plate heat exchanger having mainly rectangular plates mounted in a frame. According to the invention the plates (6, 8) are arranged in at least two groups, the plates having port holes of one size being arranged in one group, while plates having port holes of another size are arranged in |
| 4586565 |
Plate evaporator |
May 6, 1986 |
| A plate evaporator of the rising film type and/or the falling film type comprises several heat exchange plates essentially vertically arranged in spaced face-to-face relationship to define evaporation passages alternating with heating medium passages. Evaporation passages with increa |
| 4556574 |
Method of improving the whipping properties of cream |
December 3, 1985 |
| A method for improving the whipping properties of cream by the addition of a fraction of buttermilk to the cream is disclosed. A concentrate is produced by ultrafiltration of buttermilk, which concentrate is made acid to a pH lower than 4.0, preferably 3.8. This concentrate is mixed with |
| 4552775 |
Process for the production of animal feed stuff from a liquid residue obtained by fermentation a |
November 12, 1985 |
| A high quality animal feed stuff is produced by thermal dewatering of liquid stillage obtained from fermentation of grain raw material and distillation of the fermentation product. The liquid stillage is mixed with particles of already dewatered product and the mixture is granulated |
| 4542034 |
Method for heat treatment of milk and the like |
September 17, 1985 |
| A method for heat treating a continuous flow of milk. Within a short period of time after milking the animal the still-warm milk is preheated in a regenerative heat exchanger. The preheated milk is then heated to, preferably, a pasteurization temperature. The heated milk is maintained at |
| 4534570 |
Sealing ring for a centrifugal separator |
August 13, 1985 |
| A sealing ring (5) which is intended to seal between two relative to each other axially movable parts (2, 7) of the rotor of a centrifugal separator, and which has edges bevelled such that it can be impressed in its sealing surface only when the recesses formed by the bevelling have |
| 4532144 |
Process for manufacture of meat meal and fat from an animal raw material |
July 30, 1985 |
| In a process for continuous production of meat meal and fat from an animal raw material by indirect boiling (1) of the raw material and separation (1) of the boiled material partly into solid material, which is dried (2), and partly in stick water, which is partly evaporated (16) and is |
| 4522920 |
Production of ethanol |
June 11, 1985 |
| A flow of fermenting liquor from a fermentor is separated into a yeast concentrate flow, which is recirculated to the fermentor, and a yeast-free flow which is separated in a simple evaporator unit into a first ethanol-enriched vapor flow and a first liquid bottom flow. The first vap |
| 4515823 |
Process for separation of raw milk into cream and skim milk which is pasteurized |
May 7, 1985 |
| A process for separation of raw milk by centrifugal separation into cream, which is cooled in a first heat exchanger, and into skim milk which is heated to pasteurization and cooled by regenerative heat exchange in a second heat exchanger, is described. The characteristic feature is that |
| 4511591 |
Spreadable fat product and method for its production |
April 16, 1985 |
| Fat product which is spreadable at refrigerator temperature and contains 35-55% fat, 4-7% protein and 41-58% water. The protein has been obtained from an ultra-filtrated milk product, at which the fat product after mixing the protein concentrate with the fat raw material and homogeni |
| 4508058 |
Milking method and an apparatus therefor |
April 2, 1985 |
| The invention relates to a method of milking loose-housing cows which find their way individually to one or more feeding stalls where they are automatically identified and fed with the aid of a computer connected to the identification and feeding means.The new feature resides in that the |
| 4503970 |
Roller device for roller conveyors |
March 12, 1985 |
| A roller device for roller trains or roller conveyors has a unit consisting of one side face of a load-carrying roller and a supporting shaft projecting from said side face and being non-rotatably connected to the load-carrying roller and adapted to support a drive pulley which is in |
| 4500322 |
Apparatus for regulation of gas feed for gas consumption |
February 19, 1985 |
| An apparatus for regulation feed for gas consumption from a source with a variable gas production. The apparatus is characterized by two chambers (1, 2). These communicate in their lower parts with each other. At least the first chamber (1) is closed in its upper end. The lower part of t |
| 4483272 |
Teat cup for a milking machine |
November 20, 1984 |
| A teat cup for a milking machine is provided with a liner (3) arranged within the teat cup and with connections (4, 5) for pulsating vacuum and milk transport vacuum. The teat cup has also a valve means in its lower part, which valve means is arranged to open and close a connection betwe |
| 4479426 |
Method of closing, compressing and opening of presses for membrane filters and apparatus for car |
October 30, 1984 |
| The invention relates to a method of closing, compressing and opening filter presses for membrane filters with a stationary upper yoke (7) and a lower yoke (6) movable on vertical press columns (2) and has for its object to improve the service and buildup of such membrane filter presses. |
| 4478156 |
Nestable load carrier |
October 23, 1984 |
| A stackable load carrier for transporting and furnishing objects comprises an open-top box-like member which has a side wall and a bottom from which there extends downwardly a frame having, on the one hand, two opposed similar open recesses extending from the lower edge surface of the fr |
| 4460687 |
Fermentation method |
July 17, 1984 |
| A continuous process for producing ethanol by fermenting carbohydrate containing feed stocks at atmospheric pressure in a fermentor, in which a fermentation liquor stream is withdrawn from the fermentor, a yeast concentrate is recovered from said stream both recycled to the fermentor |
| 4460014 |
Non-mixing valve |
July 17, 1984 |
| The disclosure relates to a non-mixing valve intended for sealing between two conduits and comprising two mutually movable valve bodies which are disposed to realize a double seal against the seats located in an opening between the conduits. A leakage chamber is disposed between the two |
| 4454094 |
Test indicator for substances in liquids |
June 12, 1984 |
| An indicator is disclosed, which is intended for detecting at least one test substance in a test medium, comprising a carrier and a reaction system consisting of at least a first reactant and a second reactant, applied separately on the carrier, said first reactant being intended to |
| 4426283 |
Mono hydrocyclone separator |
January 17, 1984 |
| A multiple hydrocyclone separator comprises a pair of spaced concentric standpipes mounting a series of mono hydrocyclones each having a body containing a separating chamber and provided with first and second cylindrical external parts on opposite ends of the body. The body has a tan |
| 4423772 |
Plate heat exchanger |
January 3, 1984 |
| A heat exchanger comprises a plurality of plates arranged adjacent to each other and provided with mutually corssing corrugation patterns of ridges and grooves which form supporting areas in which the plates abut each other. According to the invention, at least some of the heat exchange |
| 4410318 |
Method and arrangement to watch over separated sediment, which is thrown out through nozzles of |
October 18, 1983 |
| At a centrifugal separator (21), where separated sediment is thrown out in jets (26) from the rotor (22) of the separator through a determined number of nozzles (1, 2, 3) a sensing means (28) is arranged to be influenced by the respective jet and give off a signal (U), which is a measure |
| 4390350 |
Sterilization of bacterial concentrates |
June 28, 1983 |
| In a process for sterilization of liquids like milk, containing gases such as air and carbon dioxide and microbes, a microbal enriched partial stream is separated by centrifugation and is degassed in a first step, whereupon the so treated partial stream is heated for sterilization and is |
| 4387765 |
Arrangement for locating the plates included in a plate heat exchanger |
June 14, 1983 |
| This invention relates to arrangement in heat exchangers, comprising a large number of heat exchange plates which, in compressed position, form throughflow passages for the heat exchange media, a first preferably stationary end wall situated on one side of the heat exchange plates and a |
| 4383639 |
Arrangement for removing liquid from a rotating housing |
May 17, 1983 |
| Liquid forming an annular body in a rotating housing is removed therefrom by a stationary paring device with an annular part adapted to extend substantially radially into said body and having a channel for draining liquid from the housing. Sunken into a surface of the annular part is an |
| 4377204 |
Plate heat exchanger |
March 22, 1983 |
| Each plate of the heat exchanger has the usual groove for receiving a gasket; but the latter is secured to the plate at fastening points spaced from each other and located outside the sealing area defined by the groove. |
| 4376460 |
Plate heat exchanger |
March 15, 1983 |
| In a heat exchanger comprising a plurality of plates arranged adjacent to each other and provided with turbulence-generating corrugations, sealed passages for two heat exchanging media are enclosed between the plates, and two heat exchanging media flow through the passages in mutually |
| 4376163 |
Process for producing ethanol by continuous fermentation of polysaccharide-containing raw materi |
March 8, 1983 |
| This invention relates to a process for producing ethanol by continuous fermentation of polysaccharide-containing raw materials. The fermentation is carried out in one or several fermentors, a stream of fermentation liquor being separated into a yeast concentrate stream and a yeast-free |
| 4375870 |
Centrifugal separator with valved outlets |
March 8, 1983 |
| The rotor of a centrifugal separator has at its periphery a plurality of valves for discharging medium from the interior of the rotor, which interior communicates with the valves through channels. Each valve is opened by a slot through a sleeve-formed section of a first part being un |
| 4373579 |
Plate heat exchanger |
February 15, 1983 |
| A heat exchanger comprises a plurality of first plates clamped in a frame-work. The plates are generally rectangular and have an opening at each of their corners, said opening forming together with corresponding openings of adjacent plates a first manifold duct for a heat exchanging |
| 4372845 |
Multiple hydrocyclone separator |
February 8, 1983 |
| A multiple hydrocyclone assembly comprises a housing, a plurality of groups of radially extending cyclones provided at different levels in said housing, and inlet and outlet conduits connected to the bottom portion of the assembly. In order to avoid collection of air in the housing the |
| 4359087 |
Plate heat exchanger |
November 16, 1982 |
| In an assembly of spaced heat exchange plates, each second interspace is sealed from the surrounding atmosphere by gasket means extending along the periphery of the adjacent plates forming such interspace, the other interspaces being sealed from the surrounding atmosphere by permanent |
| 4358536 |
Production of ethanol |
November 9, 1982 |
| A flow of fermenting liquor from a fermentor is separated into a yeast concentrate flow, which is recirculated to the fermentor, and a yeast-free flow which is separated in a simple evaporator unit into a first ethanol-enriched vapor flow and a first liquid bottom flow. The first vap |
| 4356932 |
Casing for rotary machine |
November 2, 1982 |
| An evacuable casing for a rotor machine comprises a cover surrounding the machine, bearing means mounting the cover for rotation on a foundation, the cover having an endless base edge, and sealing means extending along the base edge to seal against the foundation when a vacuum is applied |
| 4354632 |
Operating system for centrifuges |
October 19, 1982 |
| In a centrifugal rotor having an axially movable slide for opening and closing peripheral outlets from the separating chamber, there is formed a so-called closing chamber between the slide and the rotor body. The closing chamber is charged with operating liquid from the central axis of |
| 4344976 |
Process for recovering meal and oil from raw fish |
August 17, 1982 |
| The invention relates to a process for recovery of meal of high protein quality and oil from fish. To obtain a high protein quality in fish meal, one or both of the conditions of short process time and low temperature are essential factors. In the process according to the invention, the |
| 4343431 |
Centrifugal separator |
August 10, 1982 |
| This invention relates to centrifugal separators of the kind having sludge ports at the rotor periphery to be opened during operation and separate outlets for separated heavier liquid phase and separated lighter liquid phase. To reduce the losses of valuable lighter liquid phase during t |
| 4339333 |
Filtration device |
July 13, 1982 |
| A filter device comprising a tubular housing with an inlet for the fluid to be filtered in one end of the housing, an outlet for filtrate in the opposite end of the housing and a filter tube mounted inside the housing and extending essentially in the axial direction of the tubular housin |
| 4331102 |
Flow indicator for milking system |
May 25, 1982 |
| A milk flow indicator comprises a housing in which the milk is adapted to flow upwardly through a seat coacting with a non-return valve having a density higher than that of the milk. The valve is movable upwardly by said milk flow to a first, open position and is movable downwardly, upon |
| 4325663 |
Arrangement for cleaning cutting fluid |
April 20, 1982 |
| The invention relates to a method and an arrangement for cleaning cutting fluid used for metal machining. The cutting fluid is withdrawn from the collecting tank (1) at a metal cutting machine by means of vacuum and conveyed to a central cleaning plant by way of a container (3) connected |
| 4324735 |
Method for winterizing (dewaxing) of vegetable oils |
April 13, 1982 |
| A method for winterizing (dewaxing) of vegetable oils is described. The method is of an art, comprising the steps of neutralizing the oil, chilling it, mixing in an alkali solution, slow stirring during a residence time to make waxes and other high melting matters precipitate, and re |
| 4322021 |
Device for opening and closing the outlet of a worm conveyor |
March 30, 1982 |
| At its outlet end, a rotary feed screw coacts with a control element which, in a first position relative to the screw, closes a delivery conduit. To effect a dispensing operation, the control element is moved to a second position relative to the screw to form therewith a discharge openin |
| 4314526 |
Milk receptacle with discharge valve |
February 9, 1982 |
| A milk receptacle is provided at the top with an air outlet and at the bottom with a milk outlet controlled by a float-actuated valve comprising an annular disc engageable with an eccentrically disposed valve seat. The disc is connected at its center to the float and is tiltable in a ver |
| 4313396 |
Milking plant |
February 2, 1982 |
| A milking plant of the kind operating at two different vacuum levels is provided with a vacuum source producing a low vacuum, and an ejector connected to the vacuum source and producing a high vacuum. |
| 4311270 |
Centrifuge |
January 19, 1982 |
| In a centrifugal separator for separating mixtures into at least two fractions, especially one liquid fraction and one solid phase fraction, where there are permanently open outlets from the rotor for the fractions, there is a need for an automatic control of the flow of at least one of |
| 4309941 |
Cheese making method and apparatus |
January 12, 1982 |
| A cheesemaking installation comprising means for forming a mat of curd from a slurry of curd and whey, a plurality of endless conveyors for continuously moving the mat of curd in succession through a drying and de-wheying section, a fusing section, a stretching and cheddaring section, |
| 4307779 |
Plate heat exchanger |
December 29, 1981 |
| In a plate heat exchanger, in which the plates are provided with a turbulence generating pattern of grooves and ridges which also form supporting points for plates disposed adjacent to each other, the thermal treatment of a medium will be different in different parts of one and the s |
| 4303123 |
Plate heat exchanger |
December 1, 1981 |
| In a plate heat exchanger in which the flow rates of the two heat exchanging fluids are different, it is possible to obtain an adjustment to differing proportions of the fluid flows, the pressure drops being given. To this end, the heat exchanger is provided with at least two sections of |
| 4301864 |
Plate heat exchanger |
November 24, 1981 |
| In a plate heat exchanger having a large number of heat exchanging passages connected in parallel, the distribution of the flow between the passages will be unequal in that a larger flow passes through passages which are close to the inlets and outlets than through passages far away ther |
| 4287303 |
Production of ethanol |
September 1, 1981 |
| In the production of ethanol in plants, comprising a fermenter, a centrifugal separator for the recirculation of the yeast to the fermenter and a plant for the separation of a yeast-free flow, coming from the centrifugal separator, into one flow, rich in ethanol, and into one residua |
