CH624077A5 - - Google Patents

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Publication number
CH624077A5
CH624077A5 CH1175476A CH1175476A CH624077A5 CH 624077 A5 CH624077 A5 CH 624077A5 CH 1175476 A CH1175476 A CH 1175476A CH 1175476 A CH1175476 A CH 1175476A CH 624077 A5 CH624077 A5 CH 624077A5
Authority
CH
Switzerland
Prior art keywords
dithionite
composition according
sodium
composition
solution
Prior art date
Application number
CH1175476A
Other languages
German (de)
English (en)
Inventor
Wilhelmus Gerardus Galesloot
Original Assignee
Unilever Nv
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 Unilever Nv filed Critical Unilever Nv
Publication of CH624077A5 publication Critical patent/CH624077A5/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/0042—Reducing agents
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/24—Cleaning or pickling metallic material with solutions or molten salts with neutral solutions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Detergent Compositions (AREA)
CH1175476A 1975-09-19 1976-09-16 CH624077A5 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB38550/75A GB1496805A (en) 1975-09-19 1975-09-19 Dithionite composition

Publications (1)

Publication Number Publication Date
CH624077A5 true CH624077A5 (enExample) 1981-07-15

Family

ID=10404201

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1175476A CH624077A5 (enExample) 1975-09-19 1976-09-16

Country Status (10)

Country Link
US (1) US4082683A (enExample)
AT (1) AT346665B (enExample)
BE (1) BE846359A (enExample)
CA (1) CA1062999A (enExample)
CH (1) CH624077A5 (enExample)
DE (1) DE2641335A1 (enExample)
FR (1) FR2324731A1 (enExample)
GB (1) GB1496805A (enExample)
NL (1) NL7610230A (enExample)
SE (1) SE413782B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015114481A1 (de) 2015-08-31 2017-03-02 Nikolay Tzvetkov Tzvetkov Wässrig-neutrale derouging-, entrostungs-, passivierungs- und dekontaminierungslösungen und verfahren zu ihrer verwendung

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AUPS300602A0 (en) 2002-06-18 2002-07-11 U.S. Filter Wastewater Group, Inc. Methods of minimising the effect of integrity loss in hollow fibre membrane modules
CA2501628C (en) 2002-10-10 2012-12-04 U.S. Filter Wastewater Group, Inc. A filtration and backwashing arrangement for membrane modules
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DE602004012965T2 (de) * 2003-02-15 2009-06-04 Unilever N.V. Verfahren zum Bleichen
US8268176B2 (en) * 2003-08-29 2012-09-18 Siemens Industry, Inc. Backwash
AU2004289373B2 (en) * 2003-11-14 2010-07-29 Evoqua Water Technologies Llc Improved module cleaning method
US8758621B2 (en) * 2004-03-26 2014-06-24 Evoqua Water Technologies Llc Process and apparatus for purifying impure water using microfiltration or ultrafiltration in combination with reverse osmosis
WO2005107929A2 (en) 2004-04-22 2005-11-17 Siemens Water Technologies Corp. Filtration apparatus comprising a membrane bioreactor and a treatment vessel for digesting organic materials
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AU2005282211B2 (en) * 2004-09-07 2011-04-21 Evoqua Water Technologies Llc Reduction of backwash liquid waste
US8506806B2 (en) * 2004-09-14 2013-08-13 Siemens Industry, Inc. Methods and apparatus for removing solids from a membrane module
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US7591950B2 (en) 2004-11-02 2009-09-22 Siemens Water Technologies Corp. Submerged cross-flow filtration
CA2591580A1 (en) * 2004-12-24 2006-06-29 Siemens Water Technologies Corp. Simple gas scouring method and apparatus
ATE549076T1 (de) * 2004-12-24 2012-03-15 Siemens Industry Inc Reinigung in membranfiltrationssystemen
AU2006206046B2 (en) * 2005-01-14 2010-10-28 Evoqua Water Technologies Llc Filtration system
CN101184548B (zh) * 2005-04-29 2011-10-05 西门子水技术公司 用于膜滤器的化学清洗剂
CN101287538B (zh) 2005-08-22 2013-03-06 西门子工业公司 使用歧管以减少回洗的水过滤装置
US7563363B2 (en) 2005-10-05 2009-07-21 Siemens Water Technologies Corp. System for treating wastewater
WO2007044415A2 (en) 2005-10-05 2007-04-19 Siemens Water Technologies Corp. Method and apparatus for treating wastewater
EP2700441A1 (en) * 2005-12-09 2014-02-26 Siemens Industry, Inc. Reduced backwash volume process
JP2009523062A (ja) * 2006-01-12 2009-06-18 シーメンス・ウォーター・テクノロジーズ・コーポレーション ろ過プロセスにおける改良型運転方法
US7455765B2 (en) 2006-01-25 2008-11-25 Siemens Water Technologies Corp. Wastewater treatment system and method
KR20090046966A (ko) * 2006-08-31 2009-05-11 지멘스 워터 테크놀로지스 코포레이션 저압 역세척
US8293098B2 (en) * 2006-10-24 2012-10-23 Siemens Industry, Inc. Infiltration/inflow control for membrane bioreactor
US20100012585A1 (en) * 2007-02-16 2010-01-21 Fufang Zha Membrane filtration process and design
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EP2152390B1 (en) 2007-05-29 2012-05-23 Siemens Industry, Inc. Membrane cleaning with pulsed airlift pump
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JP2010531218A (ja) * 2007-06-28 2010-09-24 シーメンス ウォーター テクノロジース コーポレイション 単純な濾過システム用の洗浄方法
DE502007003883D1 (de) * 2007-11-12 2010-07-01 Pastaclean Gmbh Reinigungspaste
US8192550B2 (en) * 2008-02-01 2012-06-05 Ateco Services Ag Use of an aqueous neutral cleaning solution and method for removing rouging from stainless steel surfaces
EP2090676A1 (de) * 2008-02-01 2009-08-19 Ateco Services AG Verfahren zur Entfernung von Belägen und Ablagerungen
EP2331242B1 (en) * 2008-07-24 2018-09-05 Evoqua Water Technologies LLC Frame system for membrane filtration modules
US20110132826A1 (en) * 2008-08-14 2011-06-09 Siemens Water Technologies Corp. Block Configuration for Large Scale Membrane Distillation
AU2009282912B2 (en) * 2008-08-20 2014-11-27 Evoqua Water Technologies Llc Improved membrane system backwash energy efficiency
EP2437870A1 (en) * 2009-06-02 2012-04-11 Siemens Industry, Inc. Membrane cleaning with pulsed gas slugs and global aeration
WO2010142673A1 (en) * 2009-06-11 2010-12-16 Siemens Water Technologies Corp. Methods for cleaning a porous polymeric membrane and a kit for cleaning a porous polymeric membrane
EP2563501B1 (en) 2010-04-30 2019-05-15 Evoqua Water Technologies LLC Fluid flow distribution device
CN101949019A (zh) * 2010-07-30 2011-01-19 刘思波 一种血液透析机液路系统除锈剂
US9022224B2 (en) 2010-09-24 2015-05-05 Evoqua Water Technologies Llc Fluid control manifold for membrane filtration system
US9925499B2 (en) 2011-09-30 2018-03-27 Evoqua Water Technologies Llc Isolation valve with seal for end cap of a filtration system
CN103958024B (zh) 2011-09-30 2016-07-06 伊沃夸水处理技术有限责任公司 改进的歧管排列
AU2013280452B2 (en) 2012-06-28 2017-07-20 Evoqua Water Technologies Llc A potting method
WO2014052071A1 (en) 2012-09-26 2014-04-03 Evoqua Water Technologies Llc Membrane securement device
US9962865B2 (en) 2012-09-26 2018-05-08 Evoqua Water Technologies Llc Membrane potting methods
KR20150059788A (ko) 2012-09-27 2015-06-02 에보쿠아 워터 테크놀로지스 엘엘씨 침지된 막을 위한 가스 스코어링 장치
EP3052221B1 (en) 2013-10-02 2022-12-14 Rohm & Haas Electronic Materials Singapore Pte. Ltd Device for repairing a membrane filtration module
CN107847869B (zh) 2015-07-14 2021-09-10 罗门哈斯电子材料新加坡私人有限公司 用于过滤系统的通气装置
DE102016107681A1 (de) * 2016-04-26 2017-10-26 Kerona Gmbh Substanz zum Lösen von Korrosionsschichten
US10830093B2 (en) * 2017-06-13 2020-11-10 General Electric Company System and methods for selective cleaning of turbine engine components

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CA644507A (en) * 1962-07-10 Nalco Chemical Company Cleaning compositions and methods
NL74023C (enExample) * 1946-06-27
GB977112A (en) * 1960-03-03 1964-12-02 Rohm & Haas Removal of iron oxide
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CA689395A (en) * 1961-05-26 1964-06-23 Colgate-Palmolive Company Compositions for and processes of removing stains
DE1926279A1 (de) * 1969-05-22 1970-11-26 Elma Ohg Chem Fab Dr Lehmann & Waschhilfsmittel
US3732171A (en) * 1970-09-14 1973-05-08 Morton Int Inc Composition and method for iron removal
US3773679A (en) * 1972-01-14 1973-11-20 Virginia Chemicals Inc Sodium dithionite solution stabilization

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015114481A1 (de) 2015-08-31 2017-03-02 Nikolay Tzvetkov Tzvetkov Wässrig-neutrale derouging-, entrostungs-, passivierungs- und dekontaminierungslösungen und verfahren zu ihrer verwendung
DE102015114481B4 (de) 2015-08-31 2018-05-09 Nikolay Tzvetkov Tzvetkov Wässrig-neutrale derouging-, entrostungs-, passivierungs- und dekontaminierungslösungen und verfahren zu ihrer verwendung

Also Published As

Publication number Publication date
FR2324731A1 (fr) 1977-04-15
GB1496805A (en) 1978-01-05
DE2641335A1 (de) 1977-03-24
CA1062999A (en) 1979-09-25
BE846359A (fr) 1977-03-17
AT346665B (de) 1978-11-27
FR2324731B1 (enExample) 1982-06-04
SE7610293L (sv) 1977-03-20
ATA691276A (de) 1978-03-15
US4082683A (en) 1978-04-04
NL7610230A (nl) 1977-03-22
SE413782B (sv) 1980-06-23

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PL Patent ceased
PL Patent ceased