GB2309985B - Cementitious board - Google Patents

Cementitious board

Info

Publication number
GB2309985B
GB2309985B GB9702678A GB9702678A GB2309985B GB 2309985 B GB2309985 B GB 2309985B GB 9702678 A GB9702678 A GB 9702678A GB 9702678 A GB9702678 A GB 9702678A GB 2309985 B GB2309985 B GB 2309985B
Authority
GB
United Kingdom
Prior art keywords
cementitious board
cementitious
board
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.)
Revoked
Application number
GB9702678A
Other versions
GB9702678D0 (en
GB2309985A (en
Inventor
Etienne Frappart
David Townsend
William John Mcmillan
Utkarsha Joshi
Devereux William Bell
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.)
BPB Ltd
Original Assignee
BPB Ltd
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 GBGB9602586.1A external-priority patent/GB9602586D0/en
Priority claimed from GBGB9620593.5A external-priority patent/GB9620593D0/en
Application filed by BPB Ltd filed Critical BPB Ltd
Priority to GB9702678A priority Critical patent/GB2309985B/en
Publication of GB9702678D0 publication Critical patent/GB9702678D0/en
Publication of GB2309985A publication Critical patent/GB2309985A/en
Application granted granted Critical
Publication of GB2309985B publication Critical patent/GB2309985B/en
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B19/00—Machines or methods for applying the material to surfaces to form a permanent layer thereon
    • B28B19/0092—Machines or methods for applying the material to surfaces to form a permanent layer thereon to webs, sheets or the like, e.g. of paper, cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
    • B26F1/14—Punching tools; Punching dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/08—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/12—Apparatus or processes for treating or working the shaped or preshaped articles for removing parts of the articles by cutting
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E04B9/001—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by provisions for heat or sound insulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Architecture (AREA)
  • Forests & Forestry (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Building Environments (AREA)
  • Finishing Walls (AREA)
GB9702678A 1996-02-08 1997-02-10 Cementitious board Revoked GB2309985B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9702678A GB2309985B (en) 1996-02-08 1997-02-10 Cementitious board

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB9602586.1A GB9602586D0 (en) 1996-02-08 1996-02-08 Cementitious board
GBGB9614075.1A GB9614075D0 (en) 1996-02-08 1996-07-04 Cementitious board
GBGB9620593.5A GB9620593D0 (en) 1996-02-08 1996-10-03 Cementitious board
GB9702678A GB2309985B (en) 1996-02-08 1997-02-10 Cementitious board

Publications (3)

Publication Number Publication Date
GB9702678D0 GB9702678D0 (en) 1997-04-02
GB2309985A GB2309985A (en) 1997-08-13
GB2309985B true GB2309985B (en) 2000-10-04

Family

ID=27451394

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9702678A Revoked GB2309985B (en) 1996-02-08 1997-02-10 Cementitious board

Country Status (1)

Country Link
GB (1) GB2309985B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2316032A (en) * 1996-08-09 1998-02-18 Danisco Pack Ltd Cutting device with indenting pad
GB9707372D0 (en) * 1997-04-11 1997-05-28 Bpb Plc Cementitiuos tile

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1122345A (en) * 1955-02-21 1956-09-05 Improvements to soundproofing panels
GB832511A (en) * 1956-04-18 1960-04-13 Celotex Corp Improvements in or relating to sound absorbing tile products
US2967583A (en) * 1957-09-23 1961-01-10 Johns Manville Ventilating through fissured acoustical unit
US2995198A (en) * 1958-08-27 1961-08-08 Armstrong Cork Co Acoustical panel
GB1192306A (en) * 1967-04-25 1970-05-20 Johns Manville Wall Tile and Method of Producing
WO1987001166A1 (en) * 1985-08-12 1987-02-26 Federal-Mogul Corporation Self-tensioning belt tightener
GB2203772A (en) * 1987-03-02 1988-10-26 Gyproc Ab Perforated sound absorbing panels

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1122345A (en) * 1955-02-21 1956-09-05 Improvements to soundproofing panels
GB832511A (en) * 1956-04-18 1960-04-13 Celotex Corp Improvements in or relating to sound absorbing tile products
US2967583A (en) * 1957-09-23 1961-01-10 Johns Manville Ventilating through fissured acoustical unit
US2995198A (en) * 1958-08-27 1961-08-08 Armstrong Cork Co Acoustical panel
GB1192306A (en) * 1967-04-25 1970-05-20 Johns Manville Wall Tile and Method of Producing
WO1987001166A1 (en) * 1985-08-12 1987-02-26 Federal-Mogul Corporation Self-tensioning belt tightener
GB2203772A (en) * 1987-03-02 1988-10-26 Gyproc Ab Perforated sound absorbing panels

Also Published As

Publication number Publication date
GB9702678D0 (en) 1997-04-02
GB2309985A (en) 1997-08-13

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Legal Events

Date Code Title Description
773K Patent revoked under sect. 73(2)/1977

Free format text: PATENT REVOKED ON 20060208