Patents Examined by Lander Ferris H.
  • Composition for supplying the specific deficiency in microelements of plants cultivated on peaty soils
    Patent number: 4012220
    Abstract: An aqueous micronutrient fertilizer foliage spray solution for plants cultivated on peat soils which comprises 0.1 to 5% Mn.sup.2.sup.+ 0.03 to 1.2% Cu.sup.2.sup.+ and 0 to 1.6% Fe.sup.2.sup.+ ions with reference the total weight of the solution and having a weight ratio of Cu.sup.2.sup.+ to Mn.sup.2.sup.+ between 1:3 to 1:6, said solution being aqueous and containing tartaric acid in an amount of 0.05 to 2% by weight and 0.02 to 0.8% by weight of a chelating agent. The solution having a pH of 4 to 6.
    Type: Grant
    Filed: August 8, 1975
    Date of Patent: March 15, 1977
    Assignee: Magyar Tudomanyos Akademia Atommag Kutato Intezete
    Inventors: Sandor Szalay, Zoltan Samsoni
  • Urea gypsum addition product and method
    Patent number: 3976467
    Abstract: Soil supplement and plant nutrient and method therefor the supplement nutrient having the empirical formula(CaSO.sub.4).sub.2.2CO(NH.sub.2).sub.2and being prepared by replacing the normal two waters of hydration of gypsum with urea by controlled heating in the substantial absence of unbound water. The product is a persistent nutrient.
    Type: Grant
    Filed: August 25, 1975
    Date of Patent: August 24, 1976
    Inventors: Rupen B. Seferian, Roy M. Kaprielian