HK32684A - Prevention of slump loss in fresh concrete - Google Patents
Prevention of slump loss in fresh concreteInfo
- Publication number
- HK32684A HK32684A HK326/84A HK32684A HK32684A HK 32684 A HK32684 A HK 32684A HK 326/84 A HK326/84 A HK 326/84A HK 32684 A HK32684 A HK 32684A HK 32684 A HK32684 A HK 32684A
- Authority
- HK
- Hong Kong
- Prior art keywords
- prevention
- fresh concrete
- slump loss
- slump
- loss
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/16—Sulfur-containing compounds
- C04B24/20—Sulfonated aromatic compounds
- C04B24/22—Condensation or polymerisation products thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP54111173A JPS586702B2 (ja) | 1979-08-31 | 1979-08-31 | コンクリ−ト混和剤及び未硬化コンクリ−トのスランプ低下防止方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK32684A true HK32684A (en) | 1984-04-19 |
Family
ID=14554325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK326/84A HK32684A (en) | 1979-08-31 | 1984-04-12 | Prevention of slump loss in fresh concrete |
Country Status (6)
Country | Link |
---|---|
US (1) | US4308069A (xx) |
JP (1) | JPS586702B2 (xx) |
DE (1) | DE3031447A1 (xx) |
GB (1) | GB2057418B (xx) |
HK (1) | HK32684A (xx) |
SG (1) | SG74483G (xx) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4504316A (en) * | 1982-02-03 | 1985-03-12 | Diamond Shamrock Chemicals Company | Aluminum salts of aromatic sulfonic acids formaldehyde condensates |
SE452607B (sv) * | 1983-04-29 | 1987-12-07 | Ceskoslovenska Akademie Ved | Snabb-bindande hoghallfasthetscementbindemedel samt forfarande for framstellning derav |
JPS60106593A (ja) * | 1983-11-14 | 1985-06-12 | Marusei Jukogyo Kk | 汚泥固化プラントにおける連続混合装置 |
US4623682A (en) | 1985-10-01 | 1986-11-18 | Sandoz Ltd. | Cement mixes and admixtures thereof |
FR2620442A1 (fr) * | 1987-09-16 | 1989-03-17 | Schlumberger Cie Dowell | Dispersant pour compositions de laitiers de ciment, compositions le contenant et procedes correspondants de cimentation de puits petroliers ou analogues |
DE4007459A1 (de) * | 1990-03-09 | 1991-09-19 | Chemie Linz Deutschland | Verfahren zur herstellung von naphthalinsulfonsaeure-formaldehydkondensaten mit niedrigem freiem formaldehydgehalt |
FR2740445B1 (fr) * | 1995-10-27 | 1998-02-06 | Francais Ciments | Additif pour controler la sedimentation des conglomerats |
US10662121B1 (en) | 2015-12-28 | 2020-05-26 | Concrete Products Group LLC | Concrete mixing and concrete products |
CN111960739A (zh) * | 2020-08-12 | 2020-11-20 | 宁波新力建材科技有限公司 | 一种保坍微膨胀混凝土及其制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5115856B2 (xx) * | 1971-12-25 | 1976-05-20 | ||
JPS5115856A (en) * | 1974-07-30 | 1976-02-07 | Jiro Ito | Ryutai funtai yobunriki |
FR2303771A1 (fr) * | 1975-03-11 | 1976-10-08 | Rhone Poulenc Ind | Nouveaux composes alumino-calciques et leurs applications aux liants hydrauliques |
JPS535691A (en) * | 1976-07-05 | 1978-01-19 | Matsushita Electric Ind Co Ltd | Analyzing method for impurity in carbon fluoride |
FR2407184A1 (fr) * | 1977-10-28 | 1979-05-25 | Rhone Poulenc Ind | Procede pour ameliorer la mise en oeuvre et les proprietes mecaniques des compositions de ciment hydraulique |
US4164426A (en) * | 1978-05-24 | 1979-08-14 | Diamond Shamrock Corporation | Concrete having improved compressive strength |
JPS60178042A (ja) * | 1984-02-24 | 1985-09-12 | 武田薬品工業株式会社 | 密封包装用ガラス容器の蓋材 |
-
1979
- 1979-08-31 JP JP54111173A patent/JPS586702B2/ja not_active Expired
-
1980
- 1980-08-20 DE DE19803031447 patent/DE3031447A1/de not_active Ceased
- 1980-08-26 US US06/181,612 patent/US4308069A/en not_active Expired - Lifetime
- 1980-08-27 GB GB8027718A patent/GB2057418B/en not_active Expired
-
1983
- 1983-11-26 SG SG744/83A patent/SG74483G/en unknown
-
1984
- 1984-04-12 HK HK326/84A patent/HK32684A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
JPS586702B2 (ja) | 1983-02-05 |
JPS5637262A (en) | 1981-04-10 |
DE3031447A1 (de) | 1981-03-19 |
GB2057418B (en) | 1983-03-16 |
US4308069A (en) | 1981-12-29 |
SG74483G (en) | 1985-01-11 |
GB2057418A (en) | 1981-04-01 |
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