DE69504522D1 - Lösen von calciumcarbonatfeststoff mit milchsäure - Google Patents

Lösen von calciumcarbonatfeststoff mit milchsäure

Info

Publication number
DE69504522D1
DE69504522D1 DE69504522T DE69504522T DE69504522D1 DE 69504522 D1 DE69504522 D1 DE 69504522D1 DE 69504522 T DE69504522 T DE 69504522T DE 69504522 T DE69504522 T DE 69504522T DE 69504522 D1 DE69504522 D1 DE 69504522D1
Authority
DE
Germany
Prior art keywords
lactic acid
calcium carbonate
carbonate solid
solving
solving calcium
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69504522T
Other languages
English (en)
Other versions
DE69504522T2 (de
Inventor
Richard Mullins
Jeffrey Glen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Arch Chemicals Inc
Original Assignee
Olin Corp
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 Olin Corp filed Critical Olin Corp
Application granted granted Critical
Publication of DE69504522D1 publication Critical patent/DE69504522D1/de
Publication of DE69504522T2 publication Critical patent/DE69504522T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/685—Devices for dosing the additives
    • C02F1/688—Devices in which the water progressively dissolves a solid compound
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/42—Nature of the water, waste water, sewage or sludge to be treated from bathing facilities, e.g. swimming pools

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Detergent Compositions (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
DE69504522T 1994-08-10 1995-07-24 Lösen von calciumcarbonatfeststoff mit milchsäure Expired - Fee Related DE69504522T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/288,119 US5411727A (en) 1994-08-10 1994-08-10 Method for the dissolution of calcium carbonate solids in the presence of aqueous chlorine solutions
PCT/US1995/009356 WO1996004983A1 (en) 1994-08-10 1995-07-24 Dissolution of calcium carbonate solids with lactic acid

Publications (2)

Publication Number Publication Date
DE69504522D1 true DE69504522D1 (de) 1998-10-08
DE69504522T2 DE69504522T2 (de) 1999-05-06

Family

ID=23105818

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69504522T Expired - Fee Related DE69504522T2 (de) 1994-08-10 1995-07-24 Lösen von calciumcarbonatfeststoff mit milchsäure

Country Status (9)

Country Link
US (1) US5411727A (de)
EP (1) EP0775016B1 (de)
AU (1) AU3144895A (de)
BR (1) BR9508545A (de)
CA (1) CA2196544A1 (de)
DE (1) DE69504522T2 (de)
ES (1) ES2120220T3 (de)
MX (1) MX9700981A (de)
WO (1) WO1996004983A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10588331B2 (en) 2014-11-26 2020-03-17 River Road Research, Inc. Method for converting food waste and other biological waste into invertebrate feed
US11732180B1 (en) 2022-11-30 2023-08-22 Halliburton Energy Services, Inc. Treatment composition including a polylactic acid for a well and method relating thereto

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB246278A (en) * 1924-12-18 1926-01-28 Harold Newton Murphy Improvements in or relating to the preparation and use of lactates
US2009753A (en) * 1933-03-22 1935-07-30 Charles H Lewis Process for producing lactic acid
GB443705A (en) * 1933-05-23 1936-02-24 Royal Baking Powder Co Acid calcium lactates and methods of preparing same
US2046610A (en) * 1933-05-23 1936-07-07 Royal Baking Powder Co Acid calcium lactate compounds
JPS5463107A (en) * 1977-10-29 1979-05-21 Ajinomoto Co Inc Production of detergent
US4420636A (en) * 1980-01-04 1983-12-13 Calor Agriculture Research, Inc. Calcium ammonium lactate
WO1986002631A1 (en) * 1984-10-26 1986-05-09 Uht, Umwelt- Und Hygienetechnik Gmbh Solution process and solvent for hardly soluble carbonates
US4867196A (en) * 1988-08-31 1989-09-19 Olin Corporation Pool chemical dispenser
US5133381A (en) * 1990-10-29 1992-07-28 Olin Corporation Dual range periodic chemical dispenser for swimming pools

Also Published As

Publication number Publication date
ES2120220T3 (es) 1998-10-16
DE69504522T2 (de) 1999-05-06
WO1996004983A1 (en) 1996-02-22
US5411727A (en) 1995-05-02
EP0775016B1 (de) 1998-09-02
EP0775016A1 (de) 1997-05-28
MX9700981A (es) 1997-05-31
BR9508545A (pt) 1997-08-12
CA2196544A1 (en) 1996-02-22
EP0775016A4 (de) 1997-11-05
AU3144895A (en) 1996-03-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ARCH CHEMICALS, INC. (N.D.GES.D. STAATES VIRGINIA)

8339 Ceased/non-payment of the annual fee