Chemistry of inorganic compounds – Phosphorus or compound thereof – Elemental phosphorus
Patent
1987-12-14
1988-11-08
Doll, John
Chemistry of inorganic compounds
Phosphorus or compound thereof
Elemental phosphorus
C01B 2501
Patent
active
047833289
ABSTRACT:
Phosphorus values in the raffinate from wet acid purification and nodule fines from an electric phosphorus furnace are recovered as elemental phosphorus by forming briquettes with a bed of the raffinate and nodule fines, curing the briquettes and feeding the cured briquettes plus the requisite coke and silica fluxing agent into an electric phosphorus furnace.
REFERENCES:
patent: 1534828 (1925-04-01), Barr
patent: 2040081 (1936-05-01), Curtis
patent: 2267077 (1941-12-01), Burke
patent: 2776828 (1957-01-01), Marcellus et al.
patent: 3032408 (1962-05-01), Baumann
patent: 3345443 (1967-10-01), Ziegler et al.
patent: 3364008 (1968-01-01), Hollingsworth et al.
patent: 3773473 (1973-11-01), Howard et al.
patent: 3923961 (1975-12-01), Dancy
patent: 4279876 (1981-07-01), Schrodter et al.
patent: 4372929 (1983-02-01), Barber
patent: 4373893 (1983-02-01), Barber
patent: 4383847 (1983-05-01), Barber
patent: 4421521 (1983-12-01), Barber
patent: 4451277 (1984-05-01), Barber
patent: 4514366 (1985-04-01), Barber
patent: 4537615 (1985-08-01), Barber
patent: 4537756 (1985-08-01), Rottgen et al.
patent: 4556548 (1985-12-01), Gradl et al.
patent: 4608241 (1986-08-01), Barber
patent: 4619819 (1986-10-01), Barber
patent: 4649035 (1987-03-01), Barber
Pashchenko, V. N., Olontesev, I. F., Lozhkin, A. F., Mamonov, O. V. (Perm. Politekh. Inst. Perm. (USSR), Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol. 1979, Physiocochemical Principles of the Preparation of a Granular Charge for Defluorination.
Finley Joseph H.
Hall Richard E.
Doll John
FMC Corporation
Ianno Frank
Jackson Robert D.
Langel Wayne A.
LandOfFree
Utilization of phosphourus containing by-products does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Utilization of phosphourus containing by-products, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Utilization of phosphourus containing by-products will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-463232