ZA697187B - Improvements in the placing of concrete - Google Patents

Improvements in the placing of concrete

Info

Publication number
ZA697187B
ZA697187B ZA697187A ZA697187A ZA697187B ZA 697187 B ZA697187 B ZA 697187B ZA 697187 A ZA697187 A ZA 697187A ZA 697187 A ZA697187 A ZA 697187A ZA 697187 B ZA697187 B ZA 697187B
Authority
ZA
South Africa
Prior art keywords
concrete
placing
Prior art date
Application number
ZA697187A
Inventor
H Spragg
Original Assignee
Markham & Co 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
Application filed by Markham & Co Ltd filed Critical Markham & Co Ltd
Publication of ZA697187B publication Critical patent/ZA697187B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/34—Details
    • B65G53/40—Feeding or discharging devices
    • B65G53/46—Gates or sluices, e.g. rotary wheels
    • B65G53/4608—Turnable elements, e.g. rotary wheels with pockets or passages for material
    • B65G53/4625—Turnable elements, e.g. rotary wheels with pockets or passages for material with axis of turning perpendicular to flow
    • B65G53/4633—Turnable elements, e.g. rotary wheels with pockets or passages for material with axis of turning perpendicular to flow the element having pockets, rotated from charging position to discharging position, i.e. discrete flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B01F25/3143—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit characterised by the specific design of the injector
    • B01F25/31432—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit characterised by the specific design of the injector being a slit extending in the circumferential direction only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/02—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions without using driven mechanical means effecting the mixing
    • B28C5/06—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions without using driven mechanical means effecting the mixing the mixing being effected by the action of a fluid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04—Supplying or proportioning the ingredients
    • B28C7/0404—Proportioning
    • B28C7/0418—Proportioning control systems therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04—Supplying or proportioning the ingredients
    • B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
    • B28C7/062—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors with a pneumatic or hydraulic conveyor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04—Supplying or proportioning the ingredients
    • B28C7/12—Supplying or proportioning liquid ingredients
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/34—Details
    • B65G53/40—Feeding or discharging devices
    • B65G53/46—Gates or sluices, e.g. rotary wheels
    • B65G53/4608—Turnable elements, e.g. rotary wheels with pockets or passages for material
    • B65G53/4625—Turnable elements, e.g. rotary wheels with pockets or passages for material with axis of turning perpendicular to flow
    • B65G53/4633—Turnable elements, e.g. rotary wheels with pockets or passages for material with axis of turning perpendicular to flow the element having pockets, rotated from charging position to discharging position, i.e. discrete flow
    • B65G53/4641—Turnable elements, e.g. rotary wheels with pockets or passages for material with axis of turning perpendicular to flow the element having pockets, rotated from charging position to discharging position, i.e. discrete flow with means for clearing out the pockets
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S417/00—Pumps
    • Y10S417/90—Slurry pumps, e.g. concrete

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Automation & Control Theory (AREA)
  • Structural Engineering (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
ZA697187A 1968-11-13 1969-10-13 Improvements in the placing of concrete ZA697187B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5379568 1968-11-13

Publications (1)

Publication Number Publication Date
ZA697187B true ZA697187B (en) 1971-05-27

Family

ID=10469009

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA697187A ZA697187B (en) 1968-11-13 1969-10-13 Improvements in the placing of concrete

Country Status (8)

Country Link
US (1) US3625487A (en)
BE (1) BE741496A (en)
CA (1) CA931558A (en)
DE (1) DE1952415A1 (en)
FR (1) FR2023171A1 (en)
GB (1) GB1233272A (en)
NL (1) NL6916972A (en)
ZA (1) ZA697187B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2644491B1 (en) * 1989-03-15 1991-05-31 Regicentre Sarl PROCESS FOR THE PREPARATION AND MACHINING OF FINE AND SLIDED MORTARS FOR FILLING UNDERGROUND VOIDS
DE202009017709U1 (en) * 2009-12-31 2011-09-02 Heinz-Dieter Matuschak Rotary valve and conveyor for conveying bulk material
JP6707555B2 (en) * 2015-03-06 2020-06-10 コールド・ジェット・エルエルシーＣｏｌｄ Ｊｅｔ， ＬＬＣ Particle feeder
CN107696296A (en) * 2017-11-13 2018-02-16 国家林业局北京林业机械研究所 A kind of Mobile material prepares work unit
CN109483732B (en) * 2019-01-04 2024-03-19 河北乾昂新型材料科技有限公司 Continuity mortar mixer
CN111002465A (en) * 2019-12-12 2020-04-14 广东能强陶瓷有限公司 Raw material mixing device for ceramic floor tile production
CN113618908B (en) * 2021-08-20 2022-07-12 中建七局(上海)有限公司 Concrete pouring equipment for prefabrication of constructional engineering
CN116356828B (en) * 2023-05-24 2023-11-10 江苏力引建材科技股份有限公司 Concrete placement equipment of water conservancy support crown beam

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1731953A (en) * 1926-08-16 1929-10-15 Thomson Peter Mixer and conveyer
US2161553A (en) * 1935-09-30 1939-06-06 Westberg Gustave Edward Means of conveying and mixing comminuted material
US2637539A (en) * 1949-04-01 1953-05-05 John M Crom Distribution of solids in air
US2577664A (en) * 1950-03-20 1951-12-04 Jo Zach Miller Discharge nozzle for hydrating cementitious substances under pressure
US3006615A (en) * 1957-07-05 1961-10-31 Hoge Warren Zimmermann Co Continuous mixing, metering and delivering apparatus

Also Published As

Publication number Publication date
BE741496A (en) 1970-04-16
CA931558A (en) 1973-08-07
FR2023171A1 (en) 1970-08-07
US3625487A (en) 1971-12-07
NL6916972A (en) 1970-05-15
GB1233272A (en) 1971-05-26
DE1952415A1 (en) 1970-06-18

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