BR9503853A - Processo e aparelho para separar um residuo sólido - Google Patents

Processo e aparelho para separar um residuo sólido

Info

Publication number
BR9503853A
BR9503853A BR9503853A BR9503853A BR9503853A BR 9503853 A BR9503853 A BR 9503853A BR 9503853 A BR9503853 A BR 9503853A BR 9503853 A BR9503853 A BR 9503853A BR 9503853 A BR9503853 A BR 9503853A
Authority
BR
Brazil
Prior art keywords
solid waste
separating solid
separating
waste
solid
Prior art date
Application number
BR9503853A
Other languages
English (en)
Inventor
Hartmut Hetzel
Dieter Dr Grenner
Wolfgang Dr Ebner
Klaus Dr Biskup
Original Assignee
Bayer Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of BR9503853A publication Critical patent/BR9503853A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/10—Vacuum distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/08—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in rotating vessels; Atomisation on rotating discs
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/18—Separation; Purification; Stabilisation; Use of additives
    • C07C263/20—Separation; Purification
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/90—Particular type of heating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Drying Of Solid Materials (AREA)
  • Accessories For Mixers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing Of Solid Wastes (AREA)
BR9503853A 1994-08-31 1995-08-30 Processo e aparelho para separar um residuo sólido BR9503853A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4430951A DE4430951C1 (de) 1994-08-31 1994-08-31 Verfahren und Vorrichtung zur Abtrennung eines festen Rückstandes aus seiner Lösung im gerührten Gutbett

Publications (1)

Publication Number Publication Date
BR9503853A true BR9503853A (pt) 1996-10-15

Family

ID=6527043

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9503853A BR9503853A (pt) 1994-08-31 1995-08-30 Processo e aparelho para separar um residuo sólido

Country Status (10)

Country Link
US (1) US5609735A (pt)
EP (1) EP0699659B1 (pt)
JP (1) JPH0889702A (pt)
KR (1) KR100354102B1 (pt)
CN (1) CN1049156C (pt)
BR (1) BR9503853A (pt)
CA (1) CA2157099A1 (pt)
DE (2) DE4430951C1 (pt)
ES (1) ES2128621T3 (pt)
TW (1) TW304189B (pt)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI105894B (fi) * 1995-10-19 2000-10-31 Pam Solutions Ltd Oy Automaattinen laboratorioliuottimien ja haihtuvien kemikaalien kierrätyslaite
US6892471B2 (en) * 2003-07-02 2005-05-17 Anders T. Ragnarsson Sludge dryer
DE202007001123U1 (de) * 2007-01-25 2007-06-06 KRÜGER, Günter Anlage zum Trocknen von organischen Massen
DE102007056511A1 (de) 2007-11-22 2009-05-28 Bayer Materialscience Ag Verfahren zur Herstellung aromatischer Diisocyanate in der Gasphase
EP2412783A1 (de) * 2010-07-30 2012-02-01 Physitron GmbH Vorrichtung und Verfahren zum Trennen von Gemischen, welche Öl oder Bitumen und Zusatzstoffe enthalten
DE102011051467A1 (de) 2011-06-30 2013-01-03 Buss-Sms-Canzler Gmbh Verfahren zur Gewinnung von Toluylendiisocyanat aus flüssigen Rückständen der Toluylendiisocyanatherstellung
EP2872481B1 (de) 2012-07-11 2016-08-24 Covestro Deutschland AG Verfahren zur aufarbeitung von destillationsrückständen aus der isocyanatherstellung
KR20160044473A (ko) 2013-08-19 2016-04-25 코베스트로 도이칠란트 아게 이소시아네이트 제조로부터의 증류 잔류물로부터 유기 이소시아네이트를 수득하는 방법
CN104740888A (zh) * 2014-12-25 2015-07-01 天津北洋百川生物技术有限公司 甜菊叶浸提液的干燥方法
CN107043333B (zh) * 2016-02-06 2020-06-16 上海凯赛生物技术股份有限公司 一种从含1,5-戊二胺盐的溶液体系中提取1,5-戊二胺的方法
US20210284603A1 (en) * 2017-01-18 2021-09-16 Covestro Deutschland Ag Method for extracting diisocyanates from distillation residues
CN106823432A (zh) * 2017-04-19 2017-06-13 长沙科力威蒸馏技术有限公司 一种蒸馏装置
CN107551590B (zh) * 2017-10-30 2020-05-26 新中天环保股份有限公司 废溶剂再循环装置
CN107619146B (zh) * 2017-10-30 2020-05-22 新中天环保股份有限公司 汽车行业废溶剂回收方法
CN107698420B (zh) * 2017-11-03 2021-01-05 新中天环保股份有限公司 一种废溶剂油分离工艺
EP3549931A1 (de) * 2018-04-06 2019-10-09 Covestro Deutschland AG Verfahren zur rückgewinnung von diisocyanaten aus destillationsrückständen
EP3597632A1 (de) * 2018-07-18 2020-01-22 Covestro Deutschland AG Verfahren zur rückgewinnung von diisocyanaten aus destillationsrückständen
JP2022526915A (ja) * 2019-04-02 2022-05-27 コベストロ・インテレクチュアル・プロパティ・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング・アンド・コー・カーゲー 乾燥装置及びその使用法並びに乾燥装置を使用してイソシアネートを生成するプロセス
FR3101699B1 (fr) * 2019-10-08 2021-09-10 E T I A Evaluation Tech Ingenierie Et Applications Dispositif de traitement thermique d’un produit comprenant au moins un élément chauffant et procédé correspondant
CN111135781B (zh) * 2019-10-31 2024-03-15 荆门金贤达生物科技有限公司 一种用于乙螨唑的生产系统
CN111876188A (zh) * 2020-08-03 2020-11-03 张家港保税区慧鑫化工科技有限公司 一种馏分油回收装置及回收方法
EP3960728A1 (de) 2020-08-24 2022-03-02 Covestro Deutschland AG Verfahren zur isocyanat-herstellung mit rezyklierender, thermisch oxidativer verwertung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2889257A (en) * 1956-05-17 1959-06-02 Du Pont Distillation of tar residues
US3140305A (en) * 1962-12-17 1964-07-07 Fmc Corp Preparation of diisocyanates
CH506322A (de) * 1969-03-17 1971-04-30 List Heinz Mehrspindelige Misch- und Knetmaschine
FR2397396A1 (fr) * 1977-07-12 1979-02-09 Ugine Kuhlmann Procede de recuperation du toluene diisocyanate a partir des residus de fabrication
CH632939A5 (en) * 1978-02-01 1982-11-15 List Ind Verfahrenstech Method and appliance for solidifying vapours, melts or pastes
US4913771A (en) * 1988-11-25 1990-04-03 Mcintyre Glover C Method for dewatering sludge or slurry
US5183540A (en) * 1990-09-18 1993-02-02 Rubin Isadore E Method for recovering solvents through the use of an extender
DE4142769A1 (de) * 1991-12-23 1993-06-24 Bayer Hispania Ind S A Verfahren zur herstellung von isocyanaten und aufarbeitung des rueckstandes
US5349082A (en) * 1993-03-19 1994-09-20 Miles Inc. Toluene diisocyanate residue
DE4317669A1 (de) * 1993-05-27 1994-12-01 Bayer Ag Verfahren zur Herstellung von Isocyanaten und kontinuierlichen Aufarbeitung des Rückstandes

Also Published As

Publication number Publication date
DE4430951C1 (de) 1996-05-23
KR100354102B1 (ko) 2002-12-06
CN1049156C (zh) 2000-02-09
CA2157099A1 (en) 1996-03-01
DE59505074D1 (de) 1999-03-25
EP0699659B1 (de) 1999-02-10
TW304189B (pt) 1997-05-01
JPH0889702A (ja) 1996-04-09
ES2128621T3 (es) 1999-05-16
CN1119959A (zh) 1996-04-10
EP0699659A2 (de) 1996-03-06
US5609735A (en) 1997-03-11
EP0699659A3 (de) 1996-06-26

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 11A, 12A, 13A E 14A ANUIDADE(S).

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: EXTINGUE-SE A PATENTE EM VIRTUDE DO DISPOSTO NO ART. 78, INCISO IV, DA LPI 9.279, REFERENTE AO DESPACHO PUBLICADO NA RPI 2052 DE 04/05/2010 E O NAO RECOLHIMENTO DA 15A, 16A, 17A E 18A ANUIDADES.