baber/WOPTO huggingface dataset:
Patent IT-1264062-B1 (IT)
Title: Ecological industrial package which allows combination of morphologically different products inside a single container and method for automating its use
Inventor: ARRIGHI FABIO
IPC: B65B/
Filed: 1993-07-09
Granted: 1996-09-09
Abstract: System for protection against dynamic stresses of transport and method of automating the packaging process, which system by means of a locking of the product on an essentially U-shaped shelf, preferably of cardboard, with heat shrinking or stretching film, allows: an improved standardisation of the packaging materials; an excellent level of protection; the use of completely biodegradable materials; a very high working productivity thanks to the combined use of fast machines of proven technology which can limit the man-hours in the single operation of picking up and putting down the piece being shipped. <IMAGE>
Patent JP-3061618-B1 (JP)
Title: 配管における局部腐食深さの推定方法
IPC: F16L58/00
Filed: 1999-05-31
Granted: 2000-07-10
Abstract: 【要約】
【課題】  非破壊状態で簡単にしかも的確に腐食の最大 深さを捉えることが可能な配管における局部腐食深さの 推定方法を提供する。
【解決手段】  配管１の複数領域Ｓ １ ，Ｓ ２ ，…Ｓ ｎ を 対象にそれぞれ複数の測定ポイントＰを設定し、これら 測定ポイントＰにおける配管１の肉厚ｍ ｓ を超音波測定 し、これら超音波測定のデータに基づいて上記各領域に おける最大腐食深さｘ ｓ を求め、この最大腐食深さｘ ｓ   をＧｕｍｂｅｌ分布に当てはめてそのＧｕｍｂｅｌ分布 における位置パラメータα ｓ および尺度パラメータλ ｓ   を求め、この位置パラメータα ｓ および尺度パラメータ λ ｓ を予め導き出した計算式に当てはめることにより上 記各領域における実腐食深さの最大値ｘ ｏ についてのＧ ｕｍｂｅｌ分布を推定する。
Patent JP-2976107-B1 (JP)
Title: オープンシールド機の前進方法
IPC: E21D9/06
Filed: 1998-08-21
Granted: 1999-11-10
Abstract: 【要約】
【課題】  後方に反力を取らずに自走できるので、反力 壁を設けた発進坑が不要となり、また、曲線施工を行っ てもコンクリート函体を傷めるおそれも少ない。
【解決手段】  左右側壁板１ａの内側にシールドジャッ キ２を配設し、前面、後面及び上面を開口したオープン シールド機１の機体を前後方向の３個以上の分割体12ａ 〜12ｃで構成し、各分割体12ａ〜12ｃ間を第１と第２の 推進ジャッキ13ａ，13ｂでそれぞれ連結するとともに、 最後部の分割体12ａに牽引ジャッキ16を設け、該牽引ジ ャッキ16に一端を取り付けた牽引部材17の他端を最前部 の分割体12ａに固定したオープンシールド機１を使用 し、最後部を除くこれより前方の分割体12ａ，12ｂは、 各分割体12ａ，12ｂに設けた第１と第２の推進ジャッキ 13ａ，13ｂを伸長して後方の分割体12ｃに反力をとって 最前部の分割体12ａから順次前進させ、最後部の分割体 12ｃは牽引ジャッキ16を作動して牽引部材17で前方に牽 引して前進させる。
Patent JP-2999183-B1 (JP)
Title: 土壌病害発病抑止資材及びその使用方法
IPC: A01N25/08
Filed: 1998-08-27
Granted: 2000-01-17
Abstract: 【要約】
【目的】  土壌病害発病抑止資材及びその使用方法の提 供
【構成】  土壌の中に施用できる固体微粒子に荷電を残 してアルミニウムが付加して生成した、即ち可溶性アル ミニウムをAl 2 O 3  として１乃至15％程度含有する固体微 粒子、例えば浄水場発生土、火山浮石風化物等を土壌病 害発病抑止資材としてほ場1000m 2 当たり10t 乃至100t程 度客土することにより、土壌中の土壌病原菌、例えばア ブラナ科根こぶ病菌による発病を抑止することのできる 土壌病害発病抑止資材及びその使用方法。
Patent MD-4119-B1 (MD)
Title: Biodiesel
Inventor: SLIUSARENCO VALENTIN
IPC: C10L1/06
Filed: 2010-11-22
Abstract: The invention relates to the production of biofuel, namely biodiesel containing stabilizing additives.Biodiesel, according to the invention, comprises a mixture of methyl esters of fatty acids and stabilizing additives, in mass %: copper naphthenate 0.05…0.1 and ionol 0.005…0.01.The result is to improve the lubricating characteristics, as well as to increase the shelf life.
Patent MD-4797-B1 (MD)
Title: Stand for diagnosing and cleaning electromagnetic injectors of automobile gasoline internal combustion engine and method of its operation
Inventor: MACOVEI Ion
IPC: G01M15/00
Filed: 2020-04-29
Abstract: The invention relates to devices for diagnosing and cleaning fuel injection equipment of fuel supply systems or their components in internal combustion engines, in particular, to stands for diagnosing and cleaning electromagnetic injectors of gasoline internal combustion engines in a wide range of pressures, and can be used in service centers.The stand, according to the invention, comprises a housing, in the lower part of which is placed a tank (2) with working fluid with a high pressure gear pump (3) immersed therein, a pipeline (4) supplying working fluid from the pump (3) to replaceable low pressure ( 5) and high pressure (6) ramps, at the same time a bypass circuit (7) is connected to the pipeline (4) through a three-way valve (8), the open end of which is immersed in the tank (2) with working fluid, and also comprises an alternating current generator, connected to injectors through an electronic control system.The method of operation of said stand consists in that into the tank (2) is poured the working fluid, is installed the required ramp (5 or 6) for the high or low pressure injectors, are connected the injectors to the selected ramp, through the control unit is selected the program for the installed injectors, is started the high pressure pump (3) in the position of the three-way valve (8), when the supply of working fluid in the supply pipeline (4) is completely shut off. At the same time, the working fluid, through the bypass circuit (7), enters the tank (2). Then, manually, smoothly opening the three-way valve (8), in the test mode, the pressure in the supply pipeline (4) is brought to the minimum working pressure, created in the automobile during its movement, 49 bar, and is applied an electric pulse to open the injector nozzle. In the cleaning mode, by smooth manual adjustment of the pressure and the duration of the electrical pulse, the pressure and nozzle opening indicators are brought to their maximum values: pressure up to 150…200 bar, electrical pulse from 40 to 100 V.
Patent NO-320441-B1 (NO)
Inventor: IMANISHI TAKESHI
IPC: C07H19/167
Filed: 2001-08-10
Abstract: The object of the present invention is to provide novel oligonucleotide analogues, which exhibit antisense or antigene activity having excellent stability, or exhibit excellent activity as a detection agent (probe) for a specific gene or as a primer for starting amplification, and to novel nucleoside analogues which are intermediates for their production. ÄSolutionÜ   A compound of the formula (1): <CHEM> Äwherein R<1> and R<2> are the same or different and represent a hydrogen atom, a hydroxyl protecting group, a phosphoric acid group, or -P(R<3>)R<4> Äwherein R<3> and R<4> are the same or different and represent a hydroxyl group, an amino group, an alkoxy group having from 1 to 4 carbon atoms, a cyanoalkoxy group having from 1 to 5 carbon atoms or an amino group substituted by an alkyl group having from 1 to 4 carbon atomsÜ; A represents an alkylene group having from 1 to 4 carbon atoms; and B represents a purin-9-yl group, a 2-oxo-pyrimidin-1-yl group or a substituted purin-9-yl group or a substituted 2-oxo-pyrimidin-1-yl group having a substituent selected from the following  alpha groupÜ;  or the salt thereof; ( alpha  group> a hydroxyl group which may be protected, an alkoxy group having from 1 to 4 carbon atoms, a mercapto group which may be protected, an alkylthio group having from 1 to 4 carbon atoms, an alkoxy group having from 1 to 4 carbon atoms, an amino group which may be protected, a mono- or di-alkylamino group which may be substituted by an alkyl group having from 1 to 4 carbon atoms, an alkyl group having from 1 to 4 carbon atoms and a halogen atom. A compound of the formula (I), and the pharmacologically acceptable salts or derivatives thereof.
Patent NO-333399-B1 (NO)
Title: Fremstilling av papir og papp
Inventor: RICHARDSON GARY PETER
IPC: D21H17/13
Filed: 2003-04-03
Abstract: Det tilveiebringes en fremgangsmåte for fremstilling av papir eller papp omfattende å tildanne en cellulosesuspensjon, å flokkulere suspensjonen, å drenere suspensjonen på en duk eller wire for å danne et ark og så å tørke arket, og fremgangsmåten kjennetegnes ved at suspensjonen flokkuleres ved bruk av et flokkuleringssystem omfattende et silisiumholdig materiale og organiske mikropartikler som har en ikkesvellet partikkeldiameter på mindre enn 750 nanometer.
Patent NO-319651-B1 (NO)
Inventor: PSAROS GEORGIOS
IPC: A01K89/016
Filed: 2003-08-11
Abstract: A fishing reel (104) and spool (106) can be made as a more versatile kit (102) in that the fishing reel (104) includes a locking system adapted to interact with a circumferential area of the spool (106). changing spool (106) becomes easier with no loose parts and alternating between left and right hand becomes possible.
Patent NO-327192-B1 (NO)
Inventor: LINDGREN ALF
IPC: A61L2/20
Filed: 2004-11-26
Abstract: There is described a method of producing a sealed package of a pourable food product from a substantially tubular precut blank of sheet packaging material with opposite open ends. The method includes the steps of feeding the blank onto a relative forming mandrel; sealing one end of the blank to form a container open at the opposite end; removing the container from the mandrel; and sterilizing the container before filling it with the pourable food product; and the method also including the step of preheating the container by heating the mandrel before sterilizing the container.
Patent NO-329855-B1 (NO)
Inventor: TODA MICHIO
IPC: A61K9/20
Filed: 2005-04-06
Abstract: A crystal for oral solid medicament comprised of indoline compound (KMD-3213) which exerts  alpha 1-adrenaline receptor blocking effect, is useful as a therapeutic agent for dysuria and is represented by the formula: (I) wherein in the powder X-ray diffraction pattern, the compound is characterized by main peaks of 5.5 DEG  +/- 0.2 DEG , 6.1 DEG  +/- 0.2 DEG , 9.8 DEG  +/- 0.2 DEG , 11.1 DEG  +/- 0.2 DEG , 12.2 DEG  +/- 0.2 DEG , 16.4 DEG  +/- 0.2 DEG , 19.7 DEG  +/- 0.2 DEG  and 20.0 DEG  +/- 0.2 DEG  as 2θ. There is further provided an oral solid medicament for dysuria treatment containing the crystal as an active ingredient. <CHEM>
Patent NO-324320-B1 (NO)
Title: Rotorblad til gyromolle
Inventor: FOSS STEIN R
IPC: F03D3/06
Filed: 2006-04-04
Abstract: Rotorblad til gyromølle, dvs. vindmølle/vindturbin med vertikal omdreiningsakse og vertikale rotorblad, hvor rotorbladets akseltapper (1,1a) er anordnet radielt/sideveis forskyvbare inni/langs rotorbladets vingeprofil.
Patent NO-327763-B1 (NO)
Inventor: REVIL PHILIPPE
IPC: C04B14/06
Filed: 2006-09-15
Abstract: The present invention relates to a method of cementing a casing of an oil or gas pipeline to a surrounding well wall, where a hydraulic cement slurry is formed and the slurry is deployed in the annulus between the pipeline casing and the surrounding well wall. The cement slurry is formed by mixing together a hydraulic cement 12 to 24% of silica based on the weight of cement, and water; wherein the silica comprises 1/3 to 2/3 microfine silica and 2/3 to 1/3 silica flour. The invention further relates to a cement slurry for use in the method.
Patent NO-338466-B1 (NO)
Inventor: BONNET ANTHONY
IPC: B32B1/08
Filed: 2009-03-05
Abstract: The invention relates to a multilayer tube comprising (in the order from the inside to the outside of the tube), layers arranged one on top of the other: an optional layer L1 comprising at least one fluorinated polymer, preferably a PVDF; a layer L2 comprising at least one functionalized PVDF, obtained by radiation-grafting of at least one unsaturated polar monomer onto a PVDF; an optionally layer L3 of an adhesion binder; a layer L4 comprising at least one polyolefin optionally mixed with at least one functionalized polyolefin; an optional barrier layer L5; an optional layer L6 comprising at least one polyolefin, optionally in a mixture with at least one functionalized polyolefin; characterized in that the PVDF onto which the unsaturated polar monomer is grafted is a VDF copolymer those weight content is at least 50%, preferably at least 75%, and at least one monomer copolymerizable with the VDF, having the following characteristics: a crystallization temperature Tc (measured by DSC as per the ISO Standard 11357-3) ranging from 50 to 120° C., preferably 85 to 110° C.; a yield strength σY ranging from 10 to 40 MPa, preferably 10 to 30 MPa; and a melt viscosity η (measured with a capillary rheometer at 230° C. at 100 s−1) ranging from 100 to 1500 Pa·s, preferably 400 to 1200 Pa·s.”
Patent NO-332280-B1 (NO)
Title: Verktoy for konstruksjon og vedlikehold av bronner
Inventor: FJAGESUND TORE
IPC: G06Q50/02
Filed: 2011-03-22
Abstract: Oppfinnelsen tilveiebringer et verktøy for konstruksjon og vedlikehold av petroleumsbrønner, omfattende representasjon av en brønn eller hver brønn i en gruppe av brønnkategorier, slik som brønner under boring, komplettering, intervensjon, overhaling eller avslutning. Verktøyet er særpreget ved at hver brønn er representert ved elementer som har en konsekvent form og sammenstillingsposisjon. Oppfinnelsen tilveiebringer også en fremgangsmåte med det samme formålet, særpreget ved å representere hver brønn ved å bruke elementer med en konsekvent form og sammenstillingsposisjon. Videre tilveiebringer oppfinnelsen anvendelse av verktøyet og fremgangsmåten ifølge oppfinnelsen.
Patent NO-334409-B1 (NO)
Title: Framgangsmåte til framstilling av en oral doseringsform
Inventor: LAM ANDREW C
IPC: A61K/
Filed: 2013-03-06
Abstract: Det omtales fremgangsmåter og anordninger for å opp-rettholde en ønsket terapeutisk medikamentvirkning over et forlenget terapitidsrom. Særlig frembringes det orale doseringsformer som frigir medikament i den gastrointesti-nale kanal ved en stigende frigivingshastighet over et forlenget tidsrom. Doseringsformene kan dessuten omfatte en medikamentdose som frigis umiddelbart.
Patent NO-342365-B1 (NO)
Title: Undersjøisk varmeveksler og fremgangsmåte for temperaturstyring
Inventor: FREDHEIM ARNE OLAV
IPC: F28F27/00
Filed: 2014-01-30
Abstract: Oppfinnelsen vedrører en undersjøisk varmeveksler for å kjøle eller varme et hydrokarbonholdig fluid, der varmeveksleren omfatter: en konveksjonsseksjon innelukket ved hjelp av en innlukning omfattende: ett eller flere varmevekslingsfluidinnløp og -utløp; ett eller flere innløp eller utløp for hydrokarbonholdig fluid og ett eller flere fluidførende konveksjonsrør tilpasset for varmeoverføring mellom det hydrokarbonholdige fluidet på innsiden av røret/rørene og et omgivende varmevekslingsfluid på motsatt side av røret/rørene, hvori varmevekslingsfluidet er tilveiebrakt med én eller flere strømningsregulerende innretning/innretninger for å styre det hydrokarbonholdige fluidets utløpstemperatur, hvori varmevekslingsfluidet sirkulerer i en lukket krets for varmeoverføring både med det hydrokarbonholdige fluidet og med det omgivende sjøvannet på utsiden av innlukningen. Oppfinnelsen vedrører også en fremgangsmåte for undersjøisk kjøling eller varming av et hydrokarbonholdig fluid.
Patent NO-343454-B1 (NO)
Title: Battery for an electric gear shifter as a power source for a tracking unit for a human-powered bicycle
Inventor: ØLMHEIM OLE MARTIN
IPC: B62H5/20
Filed: 2015-12-22
Abstract: Tracking unit (10) for a human-powered vehicle, comprising a frame (100), the human-powered vehicle further comprising an electric gear shifter (20) and a battery (5) for the electric gear shifter (20), the tracking unit (10) comprising a tracker (1), such as a GPS and/or GSM unit and an antenna (2) for allowing the tracker (1) to communicate, wherein the tracking unit (10) is configured for receiving power from the battery (5) for the electric gear shifter (20).
Patent PL-89692-B1 (PL)
Title: Process for preventing reversion during preparation of nucleus ester salts[gb1381339a]
IPC: C07D501/18
Filed: 1972-11-29
Abstract: 1381339 Cephalosporins ELI LILLY & CO 22 Nov 1972 [30 Nov 1971 (2)] 53968/72 Heading C2C A process for preventing reversion of an imino halide of a 7-acylamidodesacetoxycephalosporinate ester of the formula where R is the residue of an acyl group and R 5 is the residue of an ester group, to a 7-acylamidodesacetoxycephalosporinate ester of the formula during treatment of the imino halide with an alcohol or thiol for the production of 7-aminodesacetoxycephalosporinate ester hydrohalides, comprises reacting the imino halide in an inert organic liquid diluent in the presence of hydrogen halide with alcohols or thiols of formulµ or wherein X represents 0 or 5; each of Y and Z is alkyl such that the alcohol or thiol has from 4 to 12 carbon atoms; or Y and Z are taken together with the carbon atom to which they are bonded to denote a cycloalkyl group having from 5 to 8 ring-forming carbon atoms; each of W and Z<SP>1</SP> is H or C 1 -C 2 alkyl, and each of R 1 and R 2 is H or a hydrocarbon moiety such that the 1,3-diol has from 3 to 15 carbon atoms; and each of R 3 and R 4 is H or alkyl such that the molecule has from 2 to 12 carbon atoms. The imino chloride of 4-nitrobenzyl 7-phenoxy-acetamido - 3 - methyl - 3 - cephem - 4 - carboxylate is prepared by reaction of 4-nitrobenzyl 7- phenoxyacetamido - 3 - methyl - 3 - cephem- 4-carboxylate with PCl 5 .
[GB1381339A]
Patent PL-158711-B1 (PL)
Title: Indexing turntable
IPC: B23Q/
Filed: 1988-06-10
Abstract: Scale turntable for a machine tool, in particular for a machining centre, characterized in that is outfitted with a worm-wheel (11) with single-side thread located off the symmetry plane; the worm wheel co-operates with a worm screw (19) located between a retaining bearing (10) and retaining bearing (12); whereas the retaining bearing (12) is on one side supported on a piston (13) located between a carrying sleeve (7) and a ring sleeve (14) on the other side, and the bearing (10) is supported by a thrust ring (9); that thrust ring (9) is at a specified distance (I) from the thrust sleeve (24) face; and inside that thrust sleeve (24), disk springs (8) are on side supported on a retaining ring (9), and on the other side in the thrust sleeve (24), so that those parts are co-axially seated on a spindle (3); and on the spindle face, the scale turntable (1) is attached; and besides for determining the axial position of the table (1) in the body (2),  cylinders (29, 30) are located inside the table sliders; the cylinders (29, 30) are supported with springs (31) and equipped with appropriate conical surfaces (32) coupled with electric switches (26, 27); the table (1) pushes against those components when not moving, and play (a) occurs while turning.<IMAGE>
Patent PL-160051-B1 (PL)
Title: Thermally insulating board
IPC: E04B1/80
Filed: 1988-07-12
Abstract: A heat insulation plate containing a packet of permanently joined flat and crimped sheets, placed alternately, creating air channels inside the plate, characterised in that at least one of the two elementary sheets forming each channel has its surface on the channel side covered with a coating (4) which has a relative emission coefficient and adsorption coefficient within a range from 0.04 to 0.3 and a reflection coefficient within a range from 0.7 to 0.96, for heat radiation of wavelength from about 3 to about 50 μm.<IMAGE>
Patent PL-160926-B1 (PL)
Title: Sail disc
IPC: B63B35/73
Filed: 1989-06-09
Abstract: Sail disc, made up of a plastic hull, a keel and a sail, characterised in that the hull (1) is in the shape of a circular disk, which on the top has a flat board (2), and from below a flat bottom (3) with a rounded line of the side (4) opening towards the board (2), below which there is a hollow (5) housing a hoop (6) connected through vertical posts (7) with a circular hand rail (8), the hoop (6) with two opposite vertical posts (7) making up a whole with the rotary keel (9), having a vertical shelf (10) and a horizontal shelf (11) placed below the flat bottom (3) through a shank (12) in a cylindrical socket (13) mounted centrally in the hull (1), on the edge of whose board (2) there is a sail (16) mounted with a flanged joint (15) through struts (16), the sail being fixed to the hoop (17), preferably circular.<IMAGE>
Patent PL-166548-B1 (PL)
Inventor: JACZEWSKI MICHAL
IPC: A01G13/06
Filed: 1991-10-04
Abstract: 1· Ogrodniczy zamgławiacz odrzutowo
pulsacyjny zawierający zbiornik paliwa,
zbiornik cieczy roboczej, gaźnik, komorę silnika
i rurę wylotową z dyszą cieczy roboczej,
znamienny tym, że wyposażony jest w usytuowany
przed gaźnikiem zawór zwrotny powietrza
dolotowego z korpusem (8) i grubą
elastyczną membraną (9), zawór trzypołożeniowy
(5) do regulacji dawkowania paliwa
połączony ze zbiornikiem paliwa (2) za pomocą
dwóch oddzielnych przewodów (6) i
(7), w tym jednego z kryzą (7) oraz dwie
przełączalne dysze olejowe (19) i wodną (20)
połączone poprzez trójpołożeniowy zawór
(24) ze zbiornikiem cieczy roboczej (22).
Patent PL-168746-B1 (PL)
Title: Method of mounting a safety belt wind-up mechanism and safety belt wind-up mechanism as such
Inventor: KIELWEIN THOMAS
IPC: B60R22/34
Filed: 1992-02-19
Abstract: In order to permit fully automatic mounting of a safety belt retractor with vehicle-sensitive locking mechanism, its drive system is positioned with all its functional parts and a cover cap (22) which holds them as a premounted assembly on a side plate (16) of the retractor housing (10). In this process, complementary positively locking structures on the control plate (26) of the drive system on the one hand and on the retractor shaft (18) on the other engage with one another. …<IMAGE>…
Patent PL-169321-B1 (PL)
Inventor: GALONSKI ROMAN
IPC: B01F7/00
Filed: 1993-04-15
Abstract: 1. Mieszadło z łopatkami osadzonymi
na wale z jednej strony, który ma ułożyskowanie
w górnej dennicy mieszalnika, znamienne
tym, że łopatki wirnika (1) i pierś- fl / j§$
cień mocujący (2) połączone są prowadnicami
(3).
Patent PL-171324-B1 (PL)
Title: Tape for detedting burried non-metallic conduits
Inventor: KOHLSTADT MARKUS
IPC: G01V3/00
Filed: 1993-07-01
Abstract: Tape for recovering non-metallic underground conduits or the like, which tape can be laid in the ground together with and above the non-metallic conduit and consists of a plastic tape having a relatively large tearing strength (tear resistance) and on one side of which a narrower metal tape, in particular a steel tape, is fastened, particularly by gluing, for the purpose of location in the case of inductive and also of galvanic coupling. In order to produce long tapes, it is possible to arrange a plurality of tape sections one after another and to connect them conductively to one another using the ends of the metal tapes. The ends of the metal tapes (12) connected to one another conductively are detached from the associated plastic tapes (11) and laid together overlapping one another and are pressed together using a metal sleeve (13) pushed onto the overlap region. <IMAGE>
Patent PL-170720-B1 (PL)
Title: Web drying apparatus with a single-row drying section
Inventor: SKAUGEN BORGEIR
IPC: D21G9/00
Filed: 1992-11-13
Abstract: A paper machine drying apparatus is disclosed for drying a first and a second side of the web. The apparatus includes a first single tier drying section for drying only the first side of the web (12). The first drying section includes a first plurality of dryer cylinders (58, 63) for drying the first side of the web, and a first plurality of vacuum rolls disposed in close proximity between adjacent dryer cylinders of the first plurality of dryer cylinders. A second single tier drying section for drying only the second side of the web (12) in which the drying section includes a second plurality of dryer cylinders (94-99) for drying the second side of the web, such cylinders (94-99) being disposed immediately downstream relative to the first drying section. A second plurality of vacuum rolls are arranged such that each vacuum roll is disposed in close proximity between adjacent dryer cylinders of the second plurality of dryer cylinders (94-99). At least one of the vacuum rolls of the first and the second drying sections have a smaller diameter than the diameter of any of the dryer cylinders of the first and second drying sections, and the second drying section is a displaced downstream mirror image of the first drying section.
Patent PL-171592-B1 (PL)
Title: Method of reducing hexavalent chromium contained in residues from processing chromium bearing minerals
Inventor: BRUZZONE GIUSEPPE
IPC: C01G37/00
Filed: 1992-12-29
Abstract: The present invention concerns a new process and the relative plant for reducing hexavalent chromium contained in the resultant earth after the production of chromium, in order to obtain the transformation from water-soluble compounds into insoluble compounds, the process comprising the phases of mixing the said residual products with one or more reducing agents and of indirectly heating the said mixture substantially without the presence of oxygen.