GB487198A - Improved metal-faced heat and sound insulating material - Google Patents

Improved metal-faced heat and sound insulating material

Info

Publication number
GB487198A
GB487198A GB27659/37A GB2765937A GB487198A GB 487198 A GB487198 A GB 487198A GB 27659/37 A GB27659/37 A GB 27659/37A GB 2765937 A GB2765937 A GB 2765937A GB 487198 A GB487198 A GB 487198A
Authority
GB
United Kingdom
Prior art keywords
insulating material
bentonite
sound insulating
improved metal
porous
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
GB27659/37A
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.)
LUDLUM STEEL CO
Original Assignee
LUDLUM STEEL CO
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 LUDLUM STEEL CO filed Critical LUDLUM STEEL CO
Publication of GB487198A publication Critical patent/GB487198A/en
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • E04B1/78Heat insulating elements
    • E04B1/80Heat insulating elements slab-shaped

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Aftertreatments Of Artificial And Natural Stones (AREA)

Abstract

A stone-like sheet which may be cut, sawn, drilled, &c. is made from a slurry of asbestos fibres, calcined magnesite, bentonite, water, and, if desired, Portland cement, being built up in thin layers on a forming drum, stripped from the drum as a flat sheet, compressed to squeeze out moisture, cured in a moist atmosphere, and dried. With a short cure the product is porous; a long curing treatment of six days yields a non-porous product. The Specification as open to inspection under Sect. 91 describes also sheets made from asbestos fibres, bentonite, and Portland cement, plaster of Paris, or Keene's cement. This subject-matter does not appear in the Specification as accepted.
GB27659/37A 1936-10-14 1937-10-12 Improved metal-faced heat and sound insulating material Expired GB487198A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US487198XA 1936-10-14 1936-10-14

Publications (1)

Publication Number Publication Date
GB487198A true GB487198A (en) 1938-06-16

Family

ID=21956086

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27659/37A Expired GB487198A (en) 1936-10-14 1937-10-12 Improved metal-faced heat and sound insulating material

Country Status (1)

Country Link
GB (1) GB487198A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2739085A (en) * 1953-03-13 1956-03-20 Westinghouse Electric Corp Insulating coatings for magnetic sheets
FR2138396A1 (en) * 1971-05-25 1973-01-05 Rhone Poulenc Sa
DE2925218B1 (en) 1979-06-22 1981-01-08 Lingl Anlagenbau Device for grouping rows of moldings

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2739085A (en) * 1953-03-13 1956-03-20 Westinghouse Electric Corp Insulating coatings for magnetic sheets
FR2138396A1 (en) * 1971-05-25 1973-01-05 Rhone Poulenc Sa
DE2925218B1 (en) 1979-06-22 1981-01-08 Lingl Anlagenbau Device for grouping rows of moldings

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