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A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 4879416 | Preparation of bidentate ligands The process for preparing a bidentate ligand comprising the steps, (1) contacting with ozone under ozonolysis conditions a suspension in a hydroxylic reaction medium of phenanthrene or a phenanthrene derivative to form an ozonated intermediate, (2) contacting ... | 11/07/1989 |
| 4794165 | Carbon monoxide/olefin polymerization with bidentate ligand containing A process for the production of a linear alternating polymer of carbon monoxide and at least one ethylenically unsaturated hydrocarbon comprises contacting the carbon monoxide and hydrocarbon in the presence of a catalyst composition formed from a palladi... | 12/27/1988 |
| 4529554 | Process for the preparation of nickel ylides containing ylide ligands with a sulfonated group V component A process is provided for preparing nickel ylides which are themselves novel compounds defined by the following Formula I: ##STR1## wherein R1, R2, R3, R4, R5, R6, R7 and R | 07/16/1985 |
| 4507247 | Sulfonated Group Va ylides and process for preparing same There are provided novel sulfonated Group Va ylides defined by the following Formula I: ##STR1## wherein R1, R2, R3 and R4 are either alike or different members selected from the group consisting of hydroge... | 03/26/1985 |
| 4394322 | Group VA ylides and process for preparing same There are provided novel Group VA ylides defined by the following Formula I: ##STR1## wherein R1, R2, R3, R4 and R5 are either alike or different members selected from the group consisting of hyd... | 07/19/1983 |
| 4377529 | Sulfonated group VA ylides and process for preparing same There are provided novel sulfonated group Va ylides defined by the following Formula I: ##STR1## wherein R1, R2, R3, and R4 are either alike or different members selected from the group consisting of hydrog... | 03/22/1983 |
| 4377528 | Group VA salts and process for preparing same There are provided novel salts defined by the following Formula I: ##STR1## wherein R1, R2, R3, R4 and R5 are either alike or different members selected from the group consisting of hydrogen, alkyl ... | 03/22/1983 |
| 4301318 | Process for recovering oligomerization product Ammonium hydroxide is used to remove nickel ylide residue from an oligomerization reaction product obtained by contacting ethylene with a nickel ylide catalyst under oligomerization conditions. The oligomerization reaction product is contacted with ammoni... | 11/17/1981 |
| 4293502 | Nickel ylides A new group of nickel ylides is provided that is highly active at relatively low operating temperatures and pressures in the oligomerization of ethylene. The compounds can be defined by the following Formula I: ##STR1## wherein R1, R2... | 10/06/1981 |
| 4052369 | Group V pentavalent atom-containing compositions A compound having the molecular formula: ##STR1## wherein, M is selected from the group consisting of pentavalent atoms of Group V of the Periodic Table; R1, R2 and R3 are selected from the group consisting of substit... | 10/04/1977 |
| 3939190 | Group V pentavalent atom-containing compositions A compound having the molecular formula: ##EQU1## wherein, M is selected from the group consisting of pentavalent atoms of Group V of the Periodic Table; R1, R2 and R3 are selected from the group consisting of substit... | 02/17/1976 |
