BSI - Page 777/2460

• Norma Técnica BS EN 12255-11

  Title: Wastewater treatment plants - General data required
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12255-12

  Title: Wastewater treatment plants - Control and automation
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12255-13

  Title: Wastewater treatment plants - Chemical treatment - Treatment of wastewater by precipitation/flocculation
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12255-14

  Title: Wastewater treatment plants - Disinfection
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12255-15

  Title: Wastewater treatment plants - Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge plants
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12255-16

  Title: Wastewater treatment plants. Physical (mechanical) filtration
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12255-3

  Title: Wastewater treatment plants - Preliminary treatment
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12255-4

  Title: Wastewater treatment plants. Primary settlement
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12255-5

  Title: Wastewater treatment plants. Lagooning processes
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12255-6

  Title: Wastewater treatment plants. Activated sludge processes
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12255-7

  Title: Wastewater treatment plants. Biological fixed-film reactors
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12255-8

  Title: Wastewater treatment plants - Sludge treatment and storage
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12255-9

  Title: Wastewater treatment plants - Odour control and ventilation
  Entity: BSI
  Subject: Sewage water

• Norma Técnica BS EN 12256

  Title: Plastic piping systems. Thermoplastic fittings. Test method for mechanical strength or flexibility of fabricated fittings
  Entity: BSI
  Subject: Plastic fittings

• Norma Técnica BS EN 12257

  Title: Transportable gas cylinders - Seamless, hoop-wrapped composite cylinders
  Entity: BSI
  Subject: Pressure vessels, gas cylinders

• Norma Técnica BS EN 12258-1

  Title: Aluminium and aluminium alloys. Terms and definitions. General terms
  Entity: BSI
  Subject: Metallurgy (Vocabularies)

• Norma Técnica BS EN 12258-2

  Title: Aluminium and aluminium alloys - Terms and definitions - Chemical analysis
  Entity: BSI
  Subject: Metallurgy (Vocabularies)

• Norma Técnica BS EN 12258-3

  Title: Aluminium and aluminium alloys - Terms and definitions - Scrap
  Entity: BSI
  Subject: Environment and health protection. Safety (Vocabularies)

• Norma Técnica BS EN 12258-4

  Title: Aluminium and aluminium alloys - Terms and definitions - Residues of the aluminium industry
  Entity: BSI
  Subject: Environment and health protection. Safety (Vocabularies)

• Norma Técnica BS EN 12259-1

  Title: Fixed firefighting systems - Components for sprinkler and water spray systems - Sprinklers
  Entity: BSI
  Subject: Fire protection

• Norma Técnica BS EN 12259-14

  Title: Fixed firefighting systems. Components for sprinkler and water spray systems. Sprinklers for residential applications
  Entity: BSI
  Subject: Fire protection

• Norma Técnica BS EN 12259-2

  Title: Fixed firefighting systems - Components for sprinkler and water spray systems - Wet alarm valve assemblies
  Entity: BSI
  Subject: Fire protection

• Norma Técnica BS EN 12259-3

  Title: Fixed firefighting systems - Components for sprinkler and water spray systems - Dry alarm valve assemblies
  Entity: BSI
  Subject: Fire protection

• Norma Técnica BS EN 12259-4

  Title: Fixed firefighting systems. Components for sprinkler and water spray systems. Water motor alarms
  Entity: BSI
  Subject: Fire protection

• Norma Técnica BS EN 12259-5

  Title: Fixed firefighting systems - Components for sprinkler and water spray systems - Water flow detectors
  Entity: BSI
  Subject: Fire protection

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