ZA757655B - The preparation of raw mix for the production of cement and sulphuric acid - Google Patents
The preparation of raw mix for the production of cement and sulphuric acidInfo
- Publication number
- ZA757655B ZA757655B ZA757655A ZA757655A ZA757655B ZA 757655 B ZA757655 B ZA 757655B ZA 757655 A ZA757655 A ZA 757655A ZA 757655 A ZA757655 A ZA 757655A ZA 757655 B ZA757655 B ZA 757655B
- Authority
- ZA
- South Africa
- Prior art keywords
- cement
- preparation
- production
- sulphuric acid
- raw mix
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/02—Portland cement
- C04B7/04—Portland cement using raw materials containing gypsum, i.e. processes of the Mueller-Kuehne type
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
- C04B7/44—Burning; Melting
- C04B7/4407—Treatment or selection of the fuel therefor, e.g. use of hazardous waste as secondary fuel ; Use of particular energy sources, e.g. waste hot gases from other processes
Landscapes
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Processing Of Solid Wastes (AREA)
- Disintegrating Or Milling (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Crushing And Grinding (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742461133 DE2461133B2 (de) | 1974-12-23 | 1974-12-23 | Verfahren zur herstellung eines rohmehles fuer das gips-schwefelsaeureverfahren |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA757655B true ZA757655B (en) | 1976-11-24 |
Family
ID=5934404
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA757655A ZA757655B (en) | 1974-12-23 | 1975-12-05 | The preparation of raw mix for the production of cement and sulphuric acid |
Country Status (16)
Country | Link |
---|---|
US (1) | US4040853A (ru) |
JP (1) | JPS5189526A (ru) |
BE (1) | BE836958A (ru) |
BG (1) | BG33003A3 (ru) |
BR (1) | BR7508307A (ru) |
DD (1) | DD122511A1 (ru) |
DE (1) | DE2461133B2 (ru) |
FR (1) | FR2295924A1 (ru) |
GB (1) | GB1472677A (ru) |
IL (1) | IL48648A (ru) |
IT (1) | IT1061497B (ru) |
NL (1) | NL7514159A (ru) |
PL (1) | PL106453B1 (ru) |
RO (1) | RO70971A (ru) |
SU (1) | SU584754A3 (ru) |
ZA (1) | ZA757655B (ru) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2943429C2 (de) * | 1979-10-26 | 1986-11-06 | Lentia GmbH Chem. u. pharm. Erzeugnisse - Industriebedarf, 8000 München | Verfahren zur Herstellung von Rohmehl für das Gips-Schwefelsäureverfahren |
US4415543A (en) * | 1980-02-12 | 1983-11-15 | Wilson Sr Eddie K | Process for treating phospho-gypsum waste product from wet-acid process of making phosphoric acid |
DE3038457C2 (de) * | 1980-10-11 | 1983-11-10 | L. & C. Steinmüller GmbH, 5270 Gummersbach | Verwendung eines Abfallproduktes aus der trockenen Rauchgasentschwefelung für die Herstellung von Flugaschezement |
US4495162A (en) * | 1981-09-04 | 1985-01-22 | A/S Niro Atomizer | Preparation of a calcium sulfate anhydrite material of low chloride content |
US4917732A (en) * | 1986-12-22 | 1990-04-17 | Shell Oil Company | Flyash treatment |
DK129594A (da) * | 1994-11-11 | 1996-05-12 | Smidth & Co As F L | Fremgangsmåde til fremstilling af klinker i stationær brændingsreaktor |
US5766339A (en) * | 1997-05-07 | 1998-06-16 | Dravo Lime Company | Process for producing cement from a flue gas desulfurization process waste product |
US5769940A (en) * | 1997-05-07 | 1998-06-23 | Dravo Lime Company | Process for producing cement and elemental sulfur from a flue gas desulfurization waste product |
CN1331738C (zh) * | 2000-09-01 | 2007-08-15 | 山东鲁北企业集团总公司 | 一种石膏分解工艺及装置 |
CN101830442B (zh) * | 2010-04-27 | 2011-07-27 | 重庆三圣特种建材股份有限公司 | 一种石膏制备硫酸联产水泥的工艺 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB929202A (en) * | 1959-09-28 | 1963-06-19 | Associated Cement Companies Lt | Improvements in or relating to cement manufacture |
DE1671215B2 (de) * | 1966-08-23 | 1975-04-17 | Veb Stickstoffwerk Piesteritz X 4602 Wittenberg Lutherstadt-Piesteritz | Verfahren zur Herstellung von Rohmehl für die Gewinnung von Schwefelsäure und Zement aus Kalziumsulfat-Rückständen, die im Verlauf anderer Prozesse anfallen |
GB1257008A (ru) * | 1970-05-19 | 1971-12-15 |
-
1974
- 1974-12-23 DE DE19742461133 patent/DE2461133B2/de not_active Ceased
-
1975
- 1975-11-25 BG BG031574A patent/BG33003A3/xx unknown
- 1975-11-26 IT IT69917/75A patent/IT1061497B/it active
- 1975-12-01 RO RO7584074A patent/RO70971A/ro unknown
- 1975-12-01 FR FR7536697A patent/FR2295924A1/fr active Granted
- 1975-12-02 GB GB4954875A patent/GB1472677A/en not_active Expired
- 1975-12-04 NL NL7514159A patent/NL7514159A/xx not_active Application Discontinuation
- 1975-12-05 ZA ZA757655A patent/ZA757655B/xx unknown
- 1975-12-11 IL IL48648A patent/IL48648A/xx unknown
- 1975-12-15 BR BR7508307*A patent/BR7508307A/pt unknown
- 1975-12-16 US US05/641,589 patent/US4040853A/en not_active Expired - Lifetime
- 1975-12-18 DD DD190293A patent/DD122511A1/xx unknown
- 1975-12-20 PL PL1975185747A patent/PL106453B1/pl unknown
- 1975-12-22 BE BE163021A patent/BE836958A/xx unknown
- 1975-12-22 SU SU7502301520A patent/SU584754A3/ru active
- 1975-12-23 JP JP50152923A patent/JPS5189526A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
IL48648A0 (en) | 1976-02-29 |
BR7508307A (pt) | 1976-08-24 |
DE2461133A1 (de) | 1976-07-01 |
DD122511A1 (ru) | 1976-10-12 |
RO70971A (ro) | 1980-03-15 |
JPS5328454B2 (ru) | 1978-08-15 |
PL106453B1 (pl) | 1979-12-31 |
IT1061497B (it) | 1983-02-28 |
FR2295924A1 (fr) | 1976-07-23 |
JPS5189526A (en) | 1976-08-05 |
SU584754A3 (ru) | 1977-12-15 |
NL7514159A (nl) | 1976-06-25 |
GB1472677A (en) | 1977-05-04 |
FR2295924B1 (ru) | 1980-05-23 |
BG33003A3 (en) | 1982-11-15 |
DE2461133B2 (de) | 1977-01-13 |
US4040853A (en) | 1977-08-09 |
IL48648A (en) | 1978-10-31 |
BE836958A (fr) | 1976-06-22 |
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