CA996333A - Process for purifying exhaust gases from internal combustion engines - Google Patents

Process for purifying exhaust gases from internal combustion engines

Info

Publication number
CA996333A
CA996333A CA149,218A CA149218A CA996333A CA 996333 A CA996333 A CA 996333A CA 149218 A CA149218 A CA 149218A CA 996333 A CA996333 A CA 996333A
Authority
CA
Canada
Prior art keywords
internal combustion
exhaust gases
combustion engines
purifying exhaust
purifying
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
Application number
CA149,218A
Other versions
CA149218S (en
Inventor
Karl H. Koepernik
Guenter Weidenbach
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.)
Kali Chemie AG
Original Assignee
Kali Chemie 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 Kali Chemie AG filed Critical Kali Chemie AG
Application granted granted Critical
Publication of CA996333A publication Critical patent/CA996333A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/44—Palladium
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/46—Ruthenium, rhodium, osmium or iridium
    • B01J23/468—Iridium
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/20—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen
    • D06L4/22—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents
    • D06L4/24—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents using chlorites or chlorine dioxide
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/50—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs by irradiation or ozonisation
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/03—Precipitation; Co-precipitation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
CA149,218A 1971-08-13 1972-08-11 Process for purifying exhaust gases from internal combustion engines Expired CA996333A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2140645A DE2140645C3 (en) 1971-08-13 1971-08-13 Method of bleaching with Chlonten
DE2140852A DE2140852A1 (en) 1971-08-13 1971-08-14 PROCESS AND CATALYST FOR THE REDUCTION OF NITROGEN OXIDES IN CAR EXHAUST GASES
DE2158877A DE2158877A1 (en) 1971-08-13 1971-11-27 METHOD AND CATALYST FOR DETOXIFYING CAR EXHAUST GASES IN CATALYTIC TWO BED REACTORS

Publications (1)

Publication Number Publication Date
CA996333A true CA996333A (en) 1976-09-07

Family

ID=27183633

Family Applications (1)

Application Number Title Priority Date Filing Date
CA149,218A Expired CA996333A (en) 1971-08-13 1972-08-11 Process for purifying exhaust gases from internal combustion engines

Country Status (7)

Country Link
AU (1) AU465922B2 (en)
CA (1) CA996333A (en)
CH (2) CH1178272A4 (en)
DE (3) DE2140645C3 (en)
FR (2) FR2149400B1 (en)
GB (2) GB1392528A (en)
NL (1) NL7209143A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4981659A (en) * 1988-12-14 1991-01-01 Atomic Energy Of Canada Limited Reduction of nitrogen oxides

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0038099A1 (en) 1980-04-11 1981-10-21 Unilever N.V. Bleaching liquid cleaning composition
US4390441A (en) 1980-04-11 1983-06-28 Lever Brothers Company Machine dishwashing composition
DE3163039D1 (en) * 1980-04-11 1984-05-17 Unilever Nv Particulate detergent composition and method for cleaning fabrics
US4445901A (en) * 1981-10-09 1984-05-01 Lever Brothers Company Fabric conditioning composition
CA2044893C (en) * 1990-06-20 1998-11-03 Senshi Kasahara Transition metal-containing zeolite having high hydrothermal stability, production method thereof and method of using same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4981659A (en) * 1988-12-14 1991-01-01 Atomic Energy Of Canada Limited Reduction of nitrogen oxides

Also Published As

Publication number Publication date
FR2149440A1 (en) 1973-03-30
GB1397595A (en) 1975-06-11
NL7209143A (en) 1973-02-16
CH562905A (en) 1975-06-13
DE2140645C3 (en) 1973-12-13
FR2149400B1 (en) 1976-07-23
DE2140645A1 (en) 1973-03-01
AU465922B2 (en) 1975-10-09
GB1392528A (en) 1975-04-30
CH1178272A4 (en) 1974-12-31
DE2158877A1 (en) 1973-05-30
DE2140645B2 (en) 1973-05-10
FR2149400A1 (en) 1973-03-30
AU4536972A (en) 1974-02-14
DE2140852A1 (en) 1973-02-15

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