GB9904536D0 - In situ cleaning process for stripping towers - Google Patents

In situ cleaning process for stripping towers

Info

Publication number
GB9904536D0
GB9904536D0 GBGB9904536.1A GB9904536A GB9904536D0 GB 9904536 D0 GB9904536 D0 GB 9904536D0 GB 9904536 A GB9904536 A GB 9904536A GB 9904536 D0 GB9904536 D0 GB 9904536D0
Authority
GB
United Kingdom
Prior art keywords
cleaning process
situ cleaning
stripping towers
towers
stripping
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.)
Withdrawn
Application number
GBGB9904536.1A
Other versions
GB2334683A (en
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.)
Merck and Co Inc
Original Assignee
Merck and Co Inc
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
Priority claimed from GBGB9815848.8A external-priority patent/GB9815848D0/en
Application filed by Merck and Co Inc filed Critical Merck and Co Inc
Publication of GB9904536D0 publication Critical patent/GB9904536D0/en
Publication of GB2334683A publication Critical patent/GB2334683A/en
Withdrawn legal-status Critical Current

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
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/06—Phosphates, including polyphosphates
    • 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
    • C11D3/395—Bleaching agents
    • C11D3/3956—Liquid compositions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/30—Details relating to random packing elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • 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
    • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/10—Objects to be cleaned
    • C11D2111/14—Hard surfaces
    • C11D2111/20—Industrial or commercial equipment, e.g. reactors, tubes or engines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Cleaning By Liquid Or Steam (AREA)
GB9904536A 1998-02-27 1999-02-26 Cleaning stripping towers Withdrawn GB2334683A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7619598P 1998-02-27 1998-02-27
GBGB9815848.8A GB9815848D0 (en) 1998-07-21 1998-07-21 In situ cleaning process for stripping towers

Publications (2)

Publication Number Publication Date
GB9904536D0 true GB9904536D0 (en) 1999-04-21
GB2334683A GB2334683A (en) 1999-09-01

Family

ID=26314081

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9904536A Withdrawn GB2334683A (en) 1998-02-27 1999-02-26 Cleaning stripping towers

Country Status (1)

Country Link
GB (1) GB2334683A (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3513809A1 (en) * 1985-04-17 1986-10-30 Linde Ag, 6200 Wiesbaden METHOD FOR CLEANING A FILLED BODY COLON
DE3821349A1 (en) * 1987-08-14 1989-02-23 Linde Ag METHOD FOR CLEANING OR REGENERATING A FILLED BODY COLON
US4808319A (en) * 1988-05-09 1989-02-28 The Dow Chemical Company Method for removing a slime deposit from packing material inside a tower

Also Published As

Publication number Publication date
GB2334683A (en) 1999-09-01

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)