GB2229132B - Method and apparatus for pressing concrete bodies - Google Patents

Method and apparatus for pressing concrete bodies

Info

Publication number
GB2229132B
GB2229132B GB9003625A GB9003625A GB2229132B GB 2229132 B GB2229132 B GB 2229132B GB 9003625 A GB9003625 A GB 9003625A GB 9003625 A GB9003625 A GB 9003625A GB 2229132 B GB2229132 B GB 2229132B
Authority
GB
United Kingdom
Prior art keywords
concrete bodies
pressing concrete
pressing
bodies
concrete
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 - Fee Related
Application number
GB9003625A
Other versions
GB2229132A (en
GB9003625D0 (en
Inventor
Peter Geoffrey Lawton
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.)
P G LAWTON
Original Assignee
P G LAWTON
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 P G LAWTON filed Critical P G LAWTON
Publication of GB9003625D0 publication Critical patent/GB9003625D0/en
Publication of GB2229132A publication Critical patent/GB2229132A/en
Application granted granted Critical
Publication of GB2229132B publication Critical patent/GB2229132B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • 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
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/40—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material
    • B28B7/46—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material for humidifying or dehumidifying

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Filtering Materials (AREA)
GB9003625A 1989-02-21 1990-02-16 Method and apparatus for pressing concrete bodies Expired - Fee Related GB2229132B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898903880A GB8903880D0 (en) 1989-02-21 1989-02-21 Method and apparatus for pressing concrete bodies

Publications (3)

Publication Number Publication Date
GB9003625D0 GB9003625D0 (en) 1990-04-11
GB2229132A GB2229132A (en) 1990-09-19
GB2229132B true GB2229132B (en) 1992-08-19

Family

ID=10652025

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898903880A Pending GB8903880D0 (en) 1989-02-21 1989-02-21 Method and apparatus for pressing concrete bodies
GB9003625A Expired - Fee Related GB2229132B (en) 1989-02-21 1990-02-16 Method and apparatus for pressing concrete bodies

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898903880A Pending GB8903880D0 (en) 1989-02-21 1989-02-21 Method and apparatus for pressing concrete bodies

Country Status (1)

Country Link
GB (2) GB8903880D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2270647A (en) * 1992-09-22 1994-03-23 Tsai Te Pin Apparatus and method for moulding of reinforced concrete ring segments
GB9309066D0 (en) * 1993-05-01 1993-06-16 Green Barry E Filter fabric

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB644132A (en) * 1946-03-01 1950-10-04 Karl Pauli Billner Methods and apparatus for molding plastic material
GB1245262A (en) * 1968-01-19 1971-09-08 Nat Res Dev Improvements in and relating to the manufacture of concrete articles
GB2158767A (en) * 1984-05-17 1985-11-20 Paterson Precast Limited Rober Production of pressed concrete product

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB644132A (en) * 1946-03-01 1950-10-04 Karl Pauli Billner Methods and apparatus for molding plastic material
GB1245262A (en) * 1968-01-19 1971-09-08 Nat Res Dev Improvements in and relating to the manufacture of concrete articles
GB2158767A (en) * 1984-05-17 1985-11-20 Paterson Precast Limited Rober Production of pressed concrete product

Also Published As

Publication number Publication date
GB2229132A (en) 1990-09-19
GB8903880D0 (en) 1989-04-05
GB9003625D0 (en) 1990-04-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090216