CS233302B1 - Process for preparing rhenic acid - Google Patents
Process for preparing rhenic acid Download PDFInfo
- Publication number
- CS233302B1 CS233302B1 CS559478A CS559478A CS233302B1 CS 233302 B1 CS233302 B1 CS 233302B1 CS 559478 A CS559478 A CS 559478A CS 559478 A CS559478 A CS 559478A CS 233302 B1 CS233302 B1 CS 233302B1
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- reaction zone
- sparingly soluble
- acid
- preparing
- bcero
- Prior art date
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Vynález se týká způsobu přípravy kyse- , liny rhenisté s vyšší koncentrací z težce rozpustných rhenistanů. Podstata vynálezu ) spořívá v tom, že se suspenze těžce roz - *pustného rhenistanů,, s výhodou rhenistanů draselného, při zvýšené teplotě, s výhodou při teplotě 90 až 100 ®0, uvede do styku se silně kyselým katexem v kyselém cyklu zpočátku v mechanicky míchaném loži v prvním pásmu reakce a potom se vznikající roztok uvede ve styk v druhém pásmu reakce s pevným ložem uvedeného ionexu.The invention relates to a method for preparing rhenic acid with a higher concentration from sparingly soluble rhenistans. The essence of the invention is that a suspension of sparingly soluble rhenistan, preferably potassium rhenistan, is brought into contact with a strongly acidic cation exchange resin in an acid cycle at an elevated temperature, preferably at a temperature of 90 to 100 °C, initially in a mechanically stirred bed in the first reaction zone and then the resulting solution is brought into contact in the second reaction zone with a fixed bed of the said ion exchange resin.
Description
(54)(54)
Způsob přípravy kyseliny rhenisté f Vynález se týká způsobu přípravy kyse, liny rhenisté s vyšší koncentrací z težce rozpustných rhenistanů. Podstata vynálezu ) spořívá v tom, že se suspenze těžce roz *pustného rhenistanů,, s výhodou rhenistanů draselného, při zvýšené teplotě, s výhodou při teplotě 90 až 100 ®0, uvede do styku se silně kyselým katexem v kyselém cyklu zpočátku v mechanicky míchaném loži v prvním pásmu reakce a potom se vznikající roztok uvede ve styk v druhém pásmu reakce s pevným ložem uvedeného ionexu.The present invention relates to a process for the preparation of rhenistic acid with a higher concentration of sparingly soluble rhenates. SUMMARY OF THE INVENTION The principle of the invention is that a suspension of the sparingly soluble perrhenates, preferably potassium perrhenates, at elevated temperature, preferably at 90 to 100 ° C, is contacted with a strongly acid cation exchanger in an acid cycle initially in a mechanically stirred The solution is then contacted in a second fixed-bed reaction zone of said ion exchange resin.
233 302233 302
ÚŘAD PřiO VYNÁLEZ V A ÚB.ÚVV iDEPARTMENT OF THE INVENTION i
HASBAHHE H30EPETEHHH t HASBAHHE H30EPETEHHH t
IA • PŘ!L . IjÍVaR í ROF ! WI-UZIA • PR! L. IJÍVaR í ROF! WI-UZ
L...... i i ; 1L ...... ii ; 1
Cnocod nosyaeHHH neppeHneBož khcsothCnocod nosyaeHHH neppeHneGod khcsoth
OÓJiaCTL ΠρΗΜΘΗΘΗΖΗ H3OdpeTeHHHOOJiaCTL ΠρΗΜΘΗΘΗΖΗ H3OdpeTeHHH
IfeodpeTenne KacaeTCH cnocoda nosyaeHHH ópaBHHresLHO kohIíeHTpHpOBaHHOfi něppeHHeBOií KHCSOTH C BHCOKOÍÍ CTeneHMD HHCTOTH H3 TpyaHOpaCTBOpHMHX neppeHaTOB ΠρΗΜΘΗΘΗΗΘΜ ΗΟΗΟΟ0ΜβΗ· HHX CMOS.IfeodpeTenne KacaeTCH cnocoda nosyaeHHH ÓpaBHHresLHO kohIíeHTpHpOBaHHOfi nieppeHHeBOii KHCSOTH C BHCOKOI CTeneHMD HHCTOTH H3 TpyaHOpaCTBOpHMHX peppeHaT0 peρΗΜΘΗΘΗΗΘΜΗΗ..
XapaKTepcTEKa η3βθοτηηχ τβχΗΗΗβοκηχ pemeHH#XapaKTepcTEKa η3βθοτηηχ τβχΗΗΗβοκηχ pemeHH #
CaMaa BHrosHaa TexHosornn ssa nosyneHna hsh perenepaunn peHHH - sto ocasseHne peHna b Buse TpysHopacTBopHMoro neppenaTá Kašna. OsHano rsaBHaa aacTL noTpedHocTn β peHHH He~ odxosnMa san Tannx neseft, rse πρημθηηιοτ peHHfi b bw neppeHHeBon khcsoth. Oshhm H3 so chx nóp πρηηητηχ cnocodoB no- , syneHna socTaToaHo KOHseHTpnpoBaHHoS neppeHneBoS: khcsoth HBJíaeTCH npeBpameHne HacHmeHHoro npn KOMHaTHoii TeMnepaType pacTBopa neppenaTa aMMOHHH c noMOim>ro chslho khcshx KaTnonoΟόΜΘΗΗΗΧ CMOS, ΠρΗΗβΜ B03HHKaST OKOSO 0,1 MOSHpHOS ΠθρρθΗΗβboS khcsoth (okoso 18 r Re /s). Heodxosm^S w θτογο nepeHaT aMMOHHH Hyamo, npn csyaae, toslko nosyaHTL H3 TpysHopacTBopHMoro neppeHaTa Kašna. Τηκημ odpa3OM no naTeiiTy rs - 67 108 npeBpameHne nponcxosHT BOCCTaHOBSsnnsM neppeHaTa Ka/rna b peHneBHii MeTass, OKncseHne peHHH b okhcl peHna (ΖΠ), BBeseηηθ okhch peHna (HI) b pacTBop aMMnana n KpncTassn3anna neppeHaTa aMMOHHH rsyóoKHM oxsaaseHneM. Πο spyroMy cnocody npeBpaseHne nponcxosuT HOHOOÓMeHOM, npnneM iieppeHaT Kanna nepeBOSHT C nOMOSLIO CHSLHO KHCSHX KaTHOHHTOB B pa3ÓaBSeHHyT0, OKOSO 0,025 MosapHyio neppeHneByio KncsoTy, ποτομ HeňTpasn3yioT c aMMnaKOM, KóHneHTpnpyioT pacTBop, npndaBSHKT H3dHT0HHH& awMnaK n HaKOHes KpncTassn3yT0T neppenaT βμμοηηη oxsa^nenneM so - 2° C. Oth H3BecTHne cnocoda ημθετ Ηθκοτορκβ, nesocTaTKH. to odsnií cnocod nosynennH peHna sos^eH daTL HanpaBseH HaCaMaa BHrosHaa TexHosornn ssa nosyneHna hsh perenepaunn peHHH - one hundred tailsHne peHna b Buse TpysHopacTBopHMoro un foamed Fountain. OsHano rsaBHaa aacTL noTpedHocTn β peHHH He ~ odxosnMa san tannx neseft, rse πρημθηηιοτ peHHfi b bw neppeHHeBon khcsoth. Oshhm H3 of CHX NOP πρηηητηχ cnocodoB mono-, syneHna socTaToaHo KOHseHTpnpoBaHHoS neppeHneBoS: khcsoth HBJíaeTCH npeBpameHne HacHmeHHoro npn KOMHaTHoii TeMnepaType pacTBopa neppenaTa aMMOHHH noMOim c> ro chslho khcshx KaTnonoΟόΜΘΗΗΗΧ CMOS ΠρΗΗβΜ B03HHKaST Okos 0.1 MOSHpHOS ΠθρρθΗΗβboS khcsoth (18 Okos Re r / s ). Heodxosm ^ S w θτογο nepeHaT aMMOHHH Hyamo, npn csyaae, toslos nosyaHTL H3 TpysHopacTBopHMoro neppeHaTa Fountain. Τηκημ odpa3OM no naTeiiTy rs - 67,108 npeBpameHne nponcxosHT BOCCTaHOBSsnnsM neppeHaTa Ka / b peHneBHii MeTass RNA, OKncseHne peHHH b okhcl Pehn (ΖΠ) BBeseηηθ okhch Pehn (HI) b pacTBop aMMnana n KpncTassn3anna neppeHaTa aMMOHHH rsyóoKHM oxsaaseHneM. Πο spyroMy cnocody npeBpaseHne nponcxosuT HOHOOÓMeHOM, npnneM iieppeHaT Kanna nepeBOSHT C nOMOSLIO CHSLHO KHCSHX KaTHOHHTOB B pa3ÓaBSeHHyT0, Okos 0.025 MosapHyio neppeHneByio KncsoTy, ποτομ HeňTpasn3yioT c aMMnaKOM, KóHneHTpnpyioT pacTBop, npndaBSHKT H3dHT0HHH & awMnaK n HaKOHes KpncTassn3yT0T neppenaT βμμοηηη oxsa ^ Nenni to - 2 ° C Oth H3BecTHne cnocoda ημθετ Ηθκοτορκβ, nesocTaTKH. it sucks cnocod nosynennH pHna sos ^ eH daTL HanpaBseH Ha
TexmnecKH #oporocToamee noJiyneirae TpynHee noJiynaeMHX neppeHaTOB ημμοηηη, mra .Jierne noJiynaeMHS, ho TpynHopacTBopHmh3 neppeHaT ksjm mojnteH óhtb npeBpameH nocpemcTBOM BHine— yKa3aHHtix eme nonoJiHHTeJiBHHx TexHOJiorHnecKHx cTyneHeĚ b okojio 3,5-KpaTHtďi ÓoJiee pacTBopHMHfí neppeHaT θλίμοηηη,ητο— óh HaKOHeix nojiyHHTB H3 sToro neppeHneByjD KHCJiOTy ηοηοο0μθhom. Βοπρθκπ θτημ monoJiHHTejr&HHM TeXHOJioriraecKiíM CTyneHHM H3 neppeHaTa ημμοηηη noJiynaioT ηοηοο0μθηομ tojibko KoímeHTpaHhh neppeHneBoS khcjioth okojio 0,1 Mojihpho. Ecjih npemnojiaraβτοΗ nojryHHTB óojiee βηοοκηθ KOHueHTpamni neppeHHeBoň khcjioth, Torna HeoóxÓEHMH eme nonoJiHHTejiLHHe TexHOJiormiecKHe CTyneHH, HanpuMep, noBHineHHe κοηηθητρ&ηηη pa3ÓaBJieHHo2 neppeHHebqž khcjioth, npeBpameHiie neppeHaTa aMMOHHH c γορηηημ naTpobhm m&JioKOM h cJiemyranHM ηοηοο0μθηομ mra BoccTaHOBJíeime neppéHaTa Kajraa b peimž, nocjienyiomee oKHCJieHHe b okhcl peHHH (711) h BBeAeHne b Bony.TexmnecKH #oporocToamee noJiyneirae TpynHee noJiynaeMHX neppeHaTOB ημμοηηη MRA .Jierne noJiynaeMHS him TpynHopacTBopHmh3 neppeHaT ksjm mojnteH óhtb npeBpameH nocpemcTBOM BHine- yKa3aHHtix EME nonoJiHHTeJiBHHx TexHOJiorHnecKHx cTyneHeĚ 3,5-b okojio KpaTHtďi ÓoJiee pacTBopHMHfí neppeHaT θλίμοηηη, ητο-? H HaKOHeix nojiyHHTB H3 Stora neppeHneByjD KHCJiOTy ηοηοο0μθhom. Monοπρθκπ θτημ monoJiHHTejr & HHM TeXHOJiorirecKiiM CTyneHHM H3 neppeHaTa ημμοηηη noJiynaioT ηοηοο0μθηομ tojibko KoimeHTpaHhh neppeHneBoS khcji. Ecjih npemnojiaraβτοΗ nojryHHTB óojiee βηοοκηθ KOHueHTpamni neppeHHeBoň khcjioth, Tom HeoóxÓEHMH EME nonoJiHHTejiLHHe TexHOJiormiecKHe CTyneHH, HanpuMep, noBHineHHe κοηηθητρ & ηηη pa3ÓaBJieHHo2 neppeHHebqž khcjioth, npeBpameHiie neppeHaTa aMMOHHH c γορηηημ naTpobhm m & JioKOM h cJiemyranHM ηοηοο0μθηομ MRA BoccTaHOBJíeime neppéHaTa Kajraa b pumice, nocjienyiomee oKHCJieHHe b okhcl peHHH (711) h BBeAeHne b Bony.
IíeJIB Η300ρβΤβΗΗΗ tIíeJIB Η300ρβΤβΗΗΗ t
B ochobj Η300ρβτθΗΖΗ· nojrosena 3 smana, hshth cnocoó npHMoro nojryHeHHH neppeiraeBoii .khcjioth H3 neppeHaTa Kajran mra npyrnx TpynHopacTBopzMHX neppeHaTOB, oóecne^roaiomHíi κοηηθητρηιιηη neppeHneBOÉ khcjioth ÓoJiee 0,2 mojihpho b ejrancTBeiiHOH τθχηοjrorircecKoS cTyneHH.B ochobj Η300ρβτθΗΖΗ · nojrosena 3 SMAN, hshth cnocoó npHMoro nojryHeHHH neppeiraeBoii .khcjioth H3 neppeHaTa Kajran MRA npyrnx TpynHopacTBopzMHX neppeHaTOB, oóecne ^ roaiomHíi κοηηθητρηιιηη neppeHneBOÉ khcjioth ÓoJiee 0.2 mojihpho b ejrancTBeiiHOH τθχηοjrorircecKoS cTyneHH.
IfeJIOHeHHe CymHOCTH Η300ρβΤβΗΗΗ _CorJiacHo H3OÓpeTéHHK) pemeHHe yKa3aHH.0Ě 3amanH nocTHraeTcn cnocoóow H3r0T0BJieHHH ΠβρρβΗΗβΒΟδ KHCJIOTH ÓOJiee BHCOKOft KOH— HeHTpanHH H3 TpynHopacTBopHMHx neppeHaTOB, πρπ κοτοροΜ cycneH3HH TpynHopacTBopHMoro neppeHaTa, npennonTHTeJr&Ho neppenaiIfeJIOHeHHe CymHOCTH Η300ρβΤβΗΗΗ _CorJiacHo H3OÓpeTéHHK) pemeHHe yKa3aHH.0Ě 3amanH nocTHraeTcn cnocoóow H3r0T0BJieHHH ΠβρρβΗΗβΒΟδ KHCJIOTH ÓOJiee BHCOKOft KOH- HeHTpanHH H3 TpynHopacTBopHMHx neppeHaTOB, πρπ κοτοροΜ cycneH3HH TpynHopacTBopHMoro neppeHaTa, npennonTHTeJr & Ho neppenai
Ta K3JIHH, npn noBHineHHoS TeMnepaType, npemnoHTHTejn&Ho npn 90 - 100° C, c EweiomeíiCH β βη^θ khdjioth csjilho khcjioh κητηηοodMeHHOfí cmojioíi CHanajia b MexammecKH nepeMeuiaHHoft nepBoii 30He peaKiími, nocjie nero B03HHKaioiuH2 pacTBop npeBpamaeTCH bo Βτοροζ 3one peaKmra na TBepno pacnoJioHeiiHoS ηοηοο0μθηηοη cmoJie. JUh npoBeneHHH cnocoóa, corjiacHO H30ÓpeTeHino, pa3paóOTajih TexHOjrorino HOHooÓMena, no κοτοροίί cnanajia προχοπητ cnocoó c Meinajncoíi η ποτομ kojiohhhh cnocoó.The K3JIHH, npn noBHineHHoS TeMnepaType, npemnoHTHTejn & Ho NPN 90 to 100 ° C c EweiomeíiCH β βη ^ θ khdjioth csjilho khcjioh κητηηοodMeHHOfí cmojioíi CHanajia b MexammecKH nepeMeuiaHHoft nepBoii 30He peaKiími, nocjie Nero B03HHKaioiuH2 pacTBop npeBpamaeTCH bo Βτοροζ 3one peaKmra to TBepno pacnoJioHeiiHoS ηοηοο0μθηηοη cmoJie. JUh npoBeneHHH cnocoóa, corjiacHO H30ÓpeTeHino, pa3paóOTajih TexHOjrorino HOHooÓMena, no κοτοροίί cnanajia προχοπητ cnocoó c Meinajncoíi η ποτομ kojiohhhh cnoco.
HOHOOÓMeHHOe yCTpOŽCTBO COCTOZT HanpHMep HS KOJIHHH C TSpMO—,·HOHOOÓMeHHOe yCTpOŽCTBO COCTOZT HanpHMep HS KOJIHHH C TSpMO—, ·
CTaTOM, cBH3aBHofí b Bepxnex zacTz Toae c MemajiKoz c TepMoCTaTOM. HZHHOO ZaCTL 3aZOJIHJWT CZ7ILHO KZCJTHM ΚΗΤΖΟΗΖΤΟΜ bCTaTOM, cBH3aBHof b bepxnex starts with Toae c MemajiKoz c TepMoCTaTOM. HZHHOO ZaCTL 3aZOJIHJWT CZ7ILHO KZCJTHM ΚΗΤΖΟΗΖΤΟΜ b
BW KZCJIOTH. BépXHHH zaCTB KOJIOHHH, CO£epKZT ZaCTB ΖΟΗΖΤΗ ' ' z Tpy£HopacTBopHMH& neppeHaT.BW KZCJIOTH. BepXHHH zaCTB KOJIOHHH, CO £ epKZT ZaCTB ΖΟΗΖΤΗ '' from Tpy £ HopacTBopHMH & neppeHaT.
• •i’/’• • i '
Πρπτ.ίθρ ocymecTBJíeraífl Ζ300ρθτθΗΖΖ : Πρπτ.ίθρ ocymecTBJíeraífl Ζ300ρθτθΗΖΖ :
B HOHOOÓMeHHyio kojioHHy c TepMocTaTOM c BzyTpeHHXMz pa3MepaMZ 20 X 300 MM, 3anOJIHeHHyK! 70 JI HMennerOCH β bw kzcjioth CEJIBHO KHCJIďO KaTZOHZTa (CyJIB$OHaTOBHfi KaTZOHZT B ΒΖΛθ kzcjioth) nonaioT 15 r neppeHaTa Kajizz z noJizBaioT nzcTEJuizpoBaHHyio Bony.. HocJie βοοτχκδΗΖΗ TeMnepaTypu kojiohhh μζηζμ&ζβ— ho 90° C zepeMenizBaziz Bepxmozo τρβτΒ kojiohhh z npoMHBajiz zzcTH&ZIZpOBaHHOft Βθβθ3 npz CKOPOCTZ ΤΘΗΘΗΖΖ OKOJIO 2 cm.mzh1.B HOHOOÓMeHHyio kojioHHy c HEATTOMAT c BzyTpeHHXMz pa3MepaMZ 20 X 300 MM, 3anOJIHeHHyK! 70 JI HMennerOCH β BW kzcjioth CEJIBHO KHCJIďO KaTZOHZTa (CyJIB $ OHaTOBHfi KaTZOHZT B ΒΖΛθ kzcjioth) nonaioT 15 r neppeHaTa Kajizz of noJizBaioT nzcTEJuizpoBaHHyio Bony .. HocJie βοοτχκδΗΖΗ TeMnepaTypu kojiohhh μζηζμ & ζβ- it 90 ° C zepeMenizBaziz Bepxmozo τρβτΒ kojiohhh of npoMHBajiz zzcTH & ZIZpOBaHHOft Βθβθ3 HPH CKOPOCTZ ΤΘΗΘΗΖΖ OKOJIO 2 cm.mzh 1 .
Πρζ 9T0M β BepxHea zacTz kojiohhh coctohtch napzzajiBHuii zohoΟ0ΜΘΗ O OÓpa3OBaHZeM CpaBHZTSJIBHO KOHIXeHTpaUZOHHOS HReOjp Z Β ΗΖ3ΧΗΘΖ ZaCTZ Ο0ΜΘΗ ΚΟΛΖΗΘΟΤΒΘΗΗΟ KOHZaOTCZ. Β ΖΜΘΚΙΙΙθΜΟΗ zcnHTaHZH ncviyzEJiz Bcero 250 mjt 0,21 mojihphoh neppeHzeBoS kzcjioth, πρζζθΜ rjiaBHaz ropaKZZH (okojio 180 mji) cocTaBJízjia npHMepHO 0,3 MOJWpiIO.Πρζ 9T0M β BepxHea zacTz kojiohhh coctohtch napzzajiBHuii zohoΟ0ΜΘΗ O OÓpa3OBaHZeM CpaBHZTSJIBHO KOHIXeHTpaUZOHHOS HReOp Z Β ΗΖ3ΗΖ ZaCTZ Ο0ΜΘΗ ΜΘΗ KOHZa BcΒΜΟΗcΖΜΘΚΙΙΙΖΜΘΚΙΙΙ BcΖΜΘΚΙΙΙ Bc Bc Bcizviiz Bc Bc Bc Bc Bcero Bc Bc Bcero Bc Bc Bc Bc Bc Bc Bc Bc Bc Bc Bc Bcero Bcero Bc Bceroeroeroero Bc Bc Bc Bc Bc Bc Bc Bcero Bcero Bcero Bceroero Bc Bc Bc Bc Bcero Bc Bc Bc Bc Bc Bcero Bc Bcero Bc Bc Bc Bcero Bc Bc Bc Bcero Bc Bc Bc Bc Bc Bc Bc Bc Bc Bc Bc Bc Bcero Bc Bc Bcero Bcero Bc Bcero Bc Bc Bc BceroZZZZZZZZZZZZ ok ok ok ok ok ok ok okZ ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok ok.
IAND
URAĎ PRO VYNÁLEZY A OBJEVYOFFICE FOR INVENTIONS AND DISCOVERIES
NJ β >NJ β>
ΦΟΡΜΑ Η30ΒΡΕΤΕΗΚΗΦΟΡΜΑ Η30ΒΡΕΤΕΗΚΗ
OO
O oO o
C AC A
Uúkju.f kuSíaUúkju.f kuSía
w./ ί i ' pří 1' ! | KSHnemjpaiíHH H3 TpYHHopacTBÓp0í&“néppeHáTóB7.....oTJiMawřiCírTeM^·' hto cycneH3HH TpyEHopacTBopHMoro neppeHaTa, npeHwymecTBeHHO neppeHaTa KajinH, πρη ποβηιηθηηοιΊ TewnepaType, npenMyiqecTBeHho 90 ;n;o 100° C, npeBpau;a;oT q HMeiomeŘcn B Bime khcjioth cbjibho KKÓJIO0 KaTHHOoÓMeHHofí cmojtož CHanazra b MexaHJraecKH nepeMemaHHon nepBon 3one peaioiHH, nocJie nero B03HHKaioinHfj: pacT Bop najimie npeBpaina&T bo Βτοροδ šoHe peawB na TBepno pacnOJIOJKeHHOS HOHOOÚMeHHOŘ ÓMOJie.w. / ί i 'at 1 '! | H3 & KSHnemjpaiíHH TpYHHopacTBÓp0í "néppeHáTóB7 ..... oTJiMawřiCírTeM · ^ 'hto cycneH3HH TpyEHopacTBopHMoro neppeHaTa, npeHwymecTBeHHO neppeHaTa KajinH, πρη ποβηιηθηηοιΊ TewnepaType, npenMyiqecTBeHho 90; N, 100 ° C npeBpau, and; B oT q HMeiomeŘcn Bim khcjioth cbjibho KKÓJIO0 KaTHHOoÓMeHHofí cmojtož CHanazra b MexaHJraecKH nepeMemaHHon nepBon 3one peaioiHH, nocJie nero B03HHKaioinHfj: pacT Bop najimie npeBpaina & T bo Βτοροδ šoHe peawB at TBepno pMMOJOJHHHMOSOHOHOHOHOSHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
Cnocod noJiy^eHKs ne 'kncjroTuiCnocod noJiy ^ eHKs not 'kncjroTui
VJC 'ΛVJC 'Λ
BířCOKOHBířCOKOH
AHHOTAWAHHOTAW
ÚŘAD PRO VYNÁLEZY A OBJEVY !THE INVENTION AND DISCOVERY OFFICE!
C ASC AS
O:O:
OO
'. ·.»?'. ·. »?
cowhat
ΓΌΓΌ
O' ; * V ··♦··· ·ι ι_·.POb i A J jO '; * V ·· ♦ ··· · ι_ · .POb i A J j
Η3Ο<5ρθΤΘΗΗΘ Kacae:TQH_CnObOÓa νΠΟ^ΠΘΗΕίί: CpSQBHHT&HBHb KOKUeHTpHpOBaHHOií neppeHHeBQfiLKHCJIÓTH ,0_ ÉHCOKOŽ JCTeUSHiK HHCTOTH H3 TpyaHOpaCTBOpHMHX IieppeHaTOB ΠρΗΜΘΗΘΗΗβΜ ΗΟΗΟΟόΜβΗΗΗΧ . cmoji. Oho oTJiinaeTCH τθμ, ητο ποκοοόΜβΗ προΒΟβΗτ b bw khcjioth chjibho khcjihx KaTHOHHTOB npz TeMnepaTypax npeuMyinecTβθηηο 90 - 100° C, npjHeM CHanana .npeBpaiwT cycneH3Hio neppeHaTa b MexaHHnecKH nepeMeiuaHHoii nepBoft 30He pearcuroi, nocjie · ήθγο npeBpameHHe bo BTopofi 3οηθ Ha TBepno pacnoJioseHHoii hohoΟόΜβΗΗΟδ CMOJTe KOHHaeTCH.Aca3Ο <5ρθΤΘΗΗΘ Kacae : TQH _ CnObOoa νΠΟ ^ ΠΘΗΕίί: CpSQBHHT & HBHb KOKUeHTpHpOBaHHOi neppeHHeBQfiLKHCJITH, 0_ EHCOKOŽ JCTeUSHiβΗΜΘΗΘΗΗHHOTOTH3ΠHHOTOTH3PHHPOTHhP THHPOTHhPHHHPOTHhPHHHPOTHpP cmoji. Oho oTJiinaeTCH τθμ, ητο ποκοοόΜβΗ προΒΟβΗτ b bw khcjioth chjibho khcjihx KaTHOHHTOB HPH TeMnepaTypax npeuMyinecTβθηηο 90-100 ° C npjHeM Hanan .npeBpaiwT cycneH3Hio neppeHaTa b MexaHHnecKH nepeMeiuaHHoii nepBoft 30He pearcuroi, nocjie ήθγο npeBpameHHe · bo BTopofi 3οηθ Ha TBepno pacnoJioseHHoii hohoΟόΜβΗΗΟδ CMOJTe KOHHaeTCH.
Předmět vynálezuObject of the invention
Claims (1)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD20122077A DD143360A3 (en) | 1977-09-27 | 1977-09-27 | PROCESS FOR PREPARING OVERRENEIUM ACID |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS233302B1 true CS233302B1 (en) | 1985-02-14 |
Family
ID=5509877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS559478A CS233302B1 (en) | 1977-09-27 | 1978-08-25 | Process for preparing rhenic acid |
Country Status (4)
| Country | Link |
|---|---|
| BG (1) | BG36533A1 (en) |
| CS (1) | CS233302B1 (en) |
| DD (1) | DD143360A3 (en) |
| SU (1) | SU958323A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116768276A (en) * | 2023-06-27 | 2023-09-19 | 矿冶科技集团有限公司 | Method for removing silicon from ammonium rhenate |
-
1977
- 1977-09-27 DD DD20122077A patent/DD143360A3/en unknown
-
1978
- 1978-08-09 SU SU787770269A patent/SU958323A1/en active
- 1978-08-11 BG BG4065078A patent/BG36533A1/en unknown
- 1978-08-25 CS CS559478A patent/CS233302B1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DD143360A3 (en) | 1980-08-20 |
| BG36533A1 (en) | 1984-12-16 |
| SU958323A1 (en) | 1982-09-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CS233302B1 (en) | Process for preparing rhenic acid | |
| JPS5219629A (en) | Process for preparation of compounds containing molybdenum | |
| ES319653A1 (en) | A PROCEDURE FOR THE PREPARATION OF IMIDAZOLE DERIVATIVES. | |
| SE7603952L (en) | PROCEDURE FOR THE PREPARATION OF IMINODIACETONITRILE | |
| MX158510A (en) | PROCEDURE FOR THE PRODUCTION OF AN ALIPHATIC ETHER | |
| ES8406428A1 (en) | Process for the preparation of aryloxybenzoic acids containing a sulfonamide group | |
| ES284254A1 (en) | A procedure for the production of an alpha-aminobencilopeniline (Machine-translation by Google Translate, not legally binding) | |
| SE7603640L (en) | METHOD OF PRODUCTION OF INDEPENDENT, BIOLOGICALLY ACTIVE ASSOCIATIONS | |
| ES461758A1 (en) | Process for the preparation of thiochroman derivatives | |
| JPS57182739A (en) | Formation of cyan dye image | |
| GB1433455A (en) | Method for preparing phenol compounds | |
| ES554950A0 (en) | PROCEDURE FOR PREPARING CIS-2,3,4,5-TETRAHIDRO-3-AMINO-1-BENZOXEPIN-5-OLES | |
| GB909751A (en) | 4-chloro-3-sulphamyl benzamides | |
| JPS5219620A (en) | Process for preparation of 2- hydroxyalkylacrylate | |
| GB1177282A (en) | A method of preparation of Heterocyclic 2,7-Bisazoderivatives of Chromotropic Acid | |
| ES454076A1 (en) | PROCEDURE FOR THE MONOACILATION OF AN AROMATIC PRIMARY DIAMINE. | |
| ES449337A1 (en) | A PROCEDURE FOR THE PRODUCTION OF DYES. | |
| ES8501753A1 (en) | Process for the preparation of sterically hindered 2-sulpheneamidobenzothiazoles | |
| ES464205A1 (en) | Process for the preparation of aromatic amines | |
| MX3186E (en) | PROCEDURE FOR THE PREPARATION OF DIAZO DYES OF THE AMINO NAFTOL SULPHONIC ACID SERIES | |
| JPS55122750A (en) | Production of aminonitrile | |
| ES397305A1 (en) | Water-soluble disazo dy'estuff and process for preparing it | |
| JPS5419936A (en) | Preparation of intermediate for pigment | |
| JPS5246023A (en) | Process for preparation of organosulfinic acid salts | |
| JPS52108923A (en) | Process for preparing acidic salt of cis-epoxy succinic acid |