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Inventor: Halmann; Martin M.
Address: Rehovot, IL
No. of patents: 5
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4478699 |
Photosynthetic solar energy collector and process for its use |
October 23, 1984 |
| A device for the photosynthetic reduction of carbon dioxide and water by sunlight to formic acid, formaldehyde and methanol in the presence of semiconducting photoactive materials. Using preferred compositions of photoactive materials, selected from oxides and sulfides of copper, iron, |
| 4325727 |
Plant growth regulant phosphonoacetals |
April 20, 1982 |
| Phosphonoacetals of the formula ##STR1## wherein R.sup.1 is an alkyl group having from 1-3 carbon atoms;R.sup.2 is a hydrogen atom or a cation such as NH.sub.4.sup.+, Na.sup.+, K.sup.+, Ca.sup.2+, Sn.sup.2+, Zn.sup.2+, Cd.sup.2+, Cu.sup.2+, and R.sup.1 ;n is an integer from 0 to 2;q |
| 4219392 |
Photosynthetic process |
August 26, 1980 |
| A process for the conversion of carbon dioxide or the bicarbonate ion into useful organic compounds, such as formic acid, formaldehyde and methanol, which comprises carrying out the reduction in a photoelectrochemical cell, wherein the cathode is a p-type semiconductor, and at least part |
| 4207417 |
Phosphorus containing polyols |
June 10, 1980 |
| Polyhydroxylated O,O-dialkyl phosphonoacetals having the formula ##STR1## wherein R is an alkyl group having from 1-3 carbon atoms;n is an integer from 1-2;q is an integer from 1-3;R' is a residue of a polyhydroxy compound having from 5-12 carbon atoms;m is an integer from 2-6, useful as pol |
| 4139502 |
Nickel selective dioxime-containing polyurethane foams |
February 13, 1979 |
| Extraction means for the selective extraction of nickel from aqueous solutions thereof, being an open-pore polyurethane foam supporting in its matrix a dioxime of the general formula ##STR1## wherein R and R' each designate an alkyl, aryl, aralkyl, alkaryl or a heterocyclic group |
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